{"id":31467,"date":"2025-12-01T01:11:12","date_gmt":"2025-12-01T01:11:12","guid":{"rendered":"https:\/\/www.dotcom-monitor.com\/blog\/?p=31467"},"modified":"2025-12-09T14:33:09","modified_gmt":"2025-12-09T14:33:09","slug":"browser-monitoring-tools-to-enhance-application-reliability","status":"publish","type":"post","link":"https:\/\/www.dotcom-monitor.com\/blog\/ja\/browser-monitoring-tools-to-enhance-application-reliability\/","title":{"rendered":"\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5"},"content":{"rendered":"<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignright wp-image-31455\" src=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2025\/11\/browser-monitoring-tools-to-enhance-application-reliability.webp\" alt=\"\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5\" width=\"480\" height=\"320\" srcset=\"https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2025\/11\/browser-monitoring-tools-to-enhance-application-reliability.webp 1280w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2025\/11\/browser-monitoring-tools-to-enhance-application-reliability-300x200.webp 300w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2025\/11\/browser-monitoring-tools-to-enhance-application-reliability-1024x682.webp 1024w, https:\/\/www.dotcom-monitor.com\/blog\/wp-content\/uploads\/sites\/3\/2025\/11\/browser-monitoring-tools-to-enhance-application-reliability-768x512.webp 768w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/>\u30e2\u30c0\u30f3\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u3001\u30b7\u30f3\u30b0\u30eb\u30da\u30fc\u30b8\u30a2\u30d7\u30ea\uff08SPA\uff09\u3001API\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u7d71\u5408\u3092\u5099\u3048\u3001\u307e\u3059\u307e\u3059\u8907\u96d1\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4f01\u696d\u306b\u3068\u3063\u3066\u3001<b>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027<\/b>\u3068\u30b7\u30fc\u30e0\u30ec\u30b9\u306a<b>\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13<\/b>\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u60aa\u3044\u3068\u9867\u5ba2\u306e\u4e0d\u6e80\u3001\u53ce\u76ca\u306e\u640d\u5931\u3001\u8a55\u5224\u306e\u4f4e\u4e0b\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u5f79\u7acb\u3064\u306e\u304c<b>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb<\/b>\u304a\u3088\u3073<b>\u30d6\u30e9\u30a6\u30b6\u6027\u80fd\u76e3\u8996<\/b>\u3067\u3059\u3002\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u80fd\u52d5\u7684\u306b\u8ffd\u8de1\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6c17\u3065\u304f\u524d\u306b\u554f\u984c\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f DevOps \u30c1\u30fc\u30e0\u304c\u7a3c\u50cd\u6642\u9593\u3092\u7dad\u6301\u3057\u3001\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u6700\u9069\u5316\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u3084\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u4e00\u8cab\u3057\u305f\u4f53\u9a13\u3092\u63d0\u4f9b\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2 id='\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u3068\u306f\u4f55\u3067\u3059\u304b'  id=\"boomdevs_1\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p><b>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb<\/b>\u306f\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3069\u306e\u3088\u3046\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3092\u7d99\u7d9a\u7684\u306b\u8a55\u4fa1\u3057\u3001\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u78ba\u4fdd\u3059\u308b\u3068\u3068\u3082\u306b\u3001\u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u958b\u767a\u8005\u306b\u901a\u77e5\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u4e3b\u306b\u4e8c\u3064\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u5229\u7528\u3057\u307e\u3059\uff1a\u53ef\u7528\u6027\u3001\u5fdc\u7b54\u6642\u9593\u3001\u8aad\u307f\u8fbc\u307f\u6027\u80fd\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u8907\u6570\u306e\u5834\u6240\u304b\u3089\u81ea\u52d5\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3059\u308b<b>\u5408\u6210\u76e3\u8996\uff08Synthetic Monitoring\uff09<\/b>\u3068\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u30bb\u30c3\u30b7\u30e7\u30f3\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u3066\u6027\u80fd\u6307\u6a19\u3084\u30a8\u30e9\u30fc\u3092\u8ffd\u8de1\u3059\u308b<b>\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08RUM\uff09<\/b>\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u624b\u6cd5\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u30b5\u30a4\u30c8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u4fe1\u983c\u6027\u3001\u5168\u4f53\u7684\u306a\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u307e\u305f\u306f\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u554f\u984c\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h3 id='\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0-rum'  id=\"boomdevs_2\">\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08RUM\uff09<\/h3>\n<p><b>\u4ed5\u7d44\u307f\uff1a<\/b>\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08RUM\uff09\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5c0f\u3055\u306a\u30d6\u30e9\u30a6\u30b6\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3084\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u57cb\u3081\u8fbc\u307f\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u76f4\u63a5\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002\u3053\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306f\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3084\u30b5\u30a4\u30c8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u7d99\u7d9a\u7684\u306b\u8a18\u9332\u3057\u307e\u3059\u3002<\/p>\n<p><b>\u6e2c\u5b9a\u5185\u5bb9\uff1a<\/b>RUM \u306f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3001JavaScript \u30a8\u30e9\u30fc\u3001\u9045\u3044 HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u3001\u305d\u306e\u4ed6\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306a\u3069\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u53cd\u6620\u3059\u308b\u6307\u6a19\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u307e\u3059\u3002<\/p>\n<blockquote><p><b>\u5229\u70b9\uff1a<\/b>RUM \u306f\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u3069\u306e\u3088\u3046\u306b\u30b5\u30a4\u30c8\u3068\u5bfe\u8a71\u3057\u3066\u3044\u308b\u304b\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3001\u30c1\u30fc\u30e0\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3057\u3066\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u6700\u9069\u5316\u3059\u308b\u306e\u3092\u52a9\u3051\u307e\u3059\u3002\u5b9f\u969b\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u30d6\u30e9\u30a6\u30b6\u3001\u5730\u57df\u3054\u3068\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5dee\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3067\u304d\u3001\u4e00\u8cab\u6027\u306e\u3042\u308b\u4fe1\u983c\u3067\u304d\u308b\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p><\/blockquote>\n<h3 id='\u5408\u6210\u76e3\u8996-synthetic-monitoring'  id=\"boomdevs_3\">\u5408\u6210\u76e3\u8996\uff08Synthetic Monitoring\uff09<\/h3>\n<p><b>\u4ed5\u7d44\u307f\uff1a<\/b>\u5408\u6210\u76e3\u8996\u306f\u81ea\u52d5\u5316\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e0a\u3067\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u306f\u8907\u6570\u306e\u5730\u7406\u7684\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u5b9f\u884c\u3055\u308c\u3001\u5b9f\u4e16\u754c\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u6a21\u5023\u3057\u3066\u8907\u6570\u30da\u30fc\u30b8\u306b\u308f\u305f\u308b\u91cd\u8981\u306a\u30e6\u30fc\u30b6\u30fc\u30b8\u30e3\u30fc\u30cb\u30fc\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p><b>\u6e2c\u5b9a\u5185\u5bb9\uff1a<\/b>\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3001HTTP \u30a8\u30e9\u30fc\u3001\u5fdc\u7b54\u6642\u9593\u3001\u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u3084\u30ab\u30fc\u30c8\u8ffd\u52a0\u3068\u3044\u3063\u305f\u91cd\u8981\u30bf\u30b9\u30af\u306e\u6210\u529f\u5b8c\u4e86\u306a\u3069\u306e\u4e3b\u8981\u306a KPI \u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/p>\n<blockquote><p><b>\u5229\u70b9\uff1a<\/b>\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u4f53\u9a13\u3059\u308b\u524d\u306b\u554f\u984c\u3092\u80fd\u52d5\u7684\u306b\u7279\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5408\u6210\u76e3\u8996\u306f\u30b5\u30a4\u30c8\u306e\u53ef\u7528\u6027\u3068\u6a5f\u80fd\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u7279\u5b9a\u6a5f\u80fd\u306e\u30c6\u30b9\u30c8\u3001\u6027\u80fd\u306e\u4e00\u8cab\u3057\u305f\u6e2c\u5b9a\u3001\u9ad8\u3044\u4fe1\u983c\u6027\u306e\u7dad\u6301\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p><\/blockquote>\n<p>\u3053\u308c\u3089\u4e21\u65b9\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u7d44\u7e54\u306f\u30d6\u30e9\u30a6\u30b6\u6027\u80fd\u76e3\u8996\u306b\u95a2\u3059\u308b\u5b8c\u5168\u306a\u53ef\u8996\u6027\u3092\u5f97\u3066\u3001\u9867\u5ba2\u306b\u5f71\u97ff\u304c\u51fa\u308b\u524d\u306b\u554f\u984c\u306b\u5bfe\u51e6\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 id='\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306e\u4e3b\u8981\u6a5f\u80fd'  id=\"boomdevs_4\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306e\u4e3b\u8981\u6a5f\u80fd<\/h2>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u5305\u62ec\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5206\u6790\u3001\u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u3001\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u306e\u76e3\u8996\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e3b\u8981\u6a5f\u80fd\u306b\u306f Core Web Vitals \u306e\u8ffd\u8de1\u3001JavaScript \u30a8\u30e9\u30fc\u306e\u691c\u51fa\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u30ea\u30d7\u30ec\u30a4\u306e\u30ad\u30e3\u30d7\u30c1\u30e3\uff08\u5b9f\u30e6\u30fc\u30b6\u30fc\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u53ef\u8996\u5316\uff09\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u5408\u6210\u76e3\u8996\u3068 RUM \u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u80fd\u52d5\u7684\u304b\u3064\u5b9f\u4e16\u754c\u306e\u6d1e\u5bdf\u306e\u53cc\u65b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u52a0\u3048\u3066\u3001API \u3084 Web \u30a2\u30d7\u30ea\u306e\u76e3\u8996\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u30da\u30fc\u30b8\u901f\u5ea6\u3001AJAX \u30b3\u30fc\u30eb\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u6027\u80fd\u306a\u3069\u306e\u554f\u984c\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u5206\u6790\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u591a\u304f\u306e\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b5\u30fc\u30d3\u30b9\u3068\u7d71\u5408\u3057\u3001\u958b\u767a\u30c1\u30fc\u30e0\u304c\u30a2\u30d7\u30ea\u5168\u4f53\u306e\u4fe1\u983c\u6027\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u5f71\u97ff\u3059\u308b\u554f\u984c\u3092\u8fc5\u901f\u306b\u7279\u5b9a\u3057\u3066\u89e3\u6c7a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3 id='\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u7a3c\u50cd\u76e3\u8996'  id=\"boomdevs_5\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u7a3c\u50cd\u76e3\u8996<\/h3>\n<h4 id='\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996'  id=\"boomdevs_6\"><b>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996\uff1a<\/b><\/h4>\n<p>\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3001AJAX \u30ea\u30af\u30a8\u30b9\u30c8\u306e\u6240\u8981\u6642\u9593\u3001\u5168\u4f53\u7684\u306a\u30da\u30fc\u30b8\u901f\u5ea6\u306a\u3069\u306e\u91cd\u8981\u6307\u6a19\u3092\u7d99\u7d9a\u7684\u306b\u8ffd\u8de1\u3057\u307e\u3059\u3002\u753b\u50cf\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u3001CSS\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30ea\u30bd\u30fc\u30b9\u306a\u3069\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u5404\u8981\u7d20\u304c\u3069\u306e\u3088\u3046\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u304b\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h4 id='core-web-vitals'  id=\"boomdevs_7\">Core Web Vitals\uff1a<\/h4>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306f\u901a\u5e38\u3001Google \u306e\u4e3b\u8981\u306a\u30e6\u30fc\u30b6\u30fc\u4e2d\u5fc3\u6307\u6a19\u2015\u2015Largest Contentful Paint\uff08LCP\uff09\u3001First Input Delay\uff08FID\uff09\u3001Cumulative Layout Shift\uff08CLS\uff09\u2015\u2015\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6307\u6a19\u3092\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3067\u3001\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3001\u5fdc\u7b54\u6027\u3001\u8996\u899a\u7684\u5b89\u5b9a\u6027\u306b\u95a2\u3059\u308b\u30c7\u30fc\u30bf\u304c\u5f97\u3089\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u3084 SEO \u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u7a3c\u50cd\u76e3\u8996'  id=\"boomdevs_8\">\u7a3c\u50cd\u76e3\u8996\uff1a<\/h4>\n<p>\u9ad8\u5ea6\u306a\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u306f\u8907\u6570\u306e\u30b0\u30ed\u30fc\u30d0\u30eb\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u7a3c\u50cd\u78ba\u8a8d\u3092\u884c\u3044\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c 24 \u6642\u9593 365 \u65e5\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u7279\u5b9a\u5730\u57df\u3067\u30b5\u30a4\u30c8\u304c\u30c0\u30a6\u30f3\u3057\u305f\u308a\u8aad\u307f\u8fbc\u307f\u6642\u9593\u304c\u6025\u5897\u3057\u305f\u5834\u5408\u3001\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8\u304c\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u304c\u51fa\u308b\u524d\u306b\u30c1\u30fc\u30e0\u306b\u901a\u77e5\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u5408\u6210-+-\u771f\u5b9e\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0-rum'  id=\"boomdevs_9\">\u5408\u6210 + \u771f\u5b9e\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08RUM\uff09\uff1a<\/h4>\n<p>\u5408\u6210\u76e3\u8996\uff08\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30c6\u30b9\u30c8\uff09\u3068 RUM\uff08\u5b9f\u4e16\u754c\u306e\u6d1e\u5bdf\uff09\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u306f\u5236\u5fa1\u3055\u308c\u305f\u6761\u4ef6\u3068\u5b9f\u969b\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u6761\u4ef6\u306e\u4e21\u65b9\u306b\u304a\u3051\u308b\u30a2\u30d7\u30ea\u306e\u52d5\u4f5c\u3092\u7d71\u5408\u7684\u304b\u3064\u6b63\u78ba\u306b\u628a\u63e1\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u4e8c\u91cd\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u6280\u8853\u7684\u304a\u3088\u3073\u4eba\u7684\u8996\u70b9\u306e\u53cc\u65b9\u304b\u3089\u554f\u984c\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u3068\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb'  id=\"boomdevs_10\">\u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u3068\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb<\/h3>\n<h4 id='javascript-\u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0'  id=\"boomdevs_11\">JavaScript \u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\uff1a<\/h4>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f JavaScript \u30a8\u30e9\u30fc\u3092\u81ea\u52d5\u7684\u306b\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u307e\u3059\uff08\u30a8\u30e9\u30fc\u306e\u7a2e\u985e\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u3001\u884c\u756a\u53f7\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3092\u542b\u3080\uff09\u3002\u591a\u304f\u306f\u672a\u51e6\u7406\u306e Promise \u62d2\u5426\u3084\u30ea\u30bd\u30fc\u30b9\u8aad\u307f\u8fbc\u307f\u5931\u6557\u3082\u691c\u51fa\u3057\u3001\u91cd\u8981\u306a\u554f\u984c\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u5bb9\u6613\u306b\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u30bb\u30c3\u30b7\u30e7\u30f3\u30ea\u30d7\u30ec\u30a4'  id=\"boomdevs_12\">\u30bb\u30c3\u30b7\u30e7\u30f3\u30ea\u30d7\u30ec\u30a4\uff1a<\/h4>\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3\u30ea\u30d7\u30ec\u30a4\u306f\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3092\u8996\u899a\u7684\u306b\u8a18\u9332\u3057\u3001\u30de\u30a6\u30b9\u306e\u52d5\u304d\u3001\u30af\u30ea\u30c3\u30af\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u3001\u30d5\u30a9\u30fc\u30e0\u64cd\u4f5c\u3001\u304a\u3088\u3073\u30a8\u30e9\u30fc\u767a\u751f\u6642\u306e\u6319\u52d5\u3092\u518d\u73fe\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4f55\u304c\u554f\u984c\u3060\u3063\u305f\u304b\u3060\u3051\u3067\u306a\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u305d\u308c\u3092\u3069\u306e\u3088\u3046\u306b\u4f53\u9a13\u3057\u305f\u304b\u3092\u30c1\u30fc\u30e0\u304c\u7406\u89e3\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id='\u6839\u672c\u539f\u56e0\u5206\u6790'  id=\"boomdevs_13\">\u6839\u672c\u539f\u56e0\u5206\u6790\uff1a<\/h4>\n<p>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u6027\u80fd\u30a4\u30d9\u30f3\u30c8\u3092\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30c8\u30ec\u30fc\u30b9\u3001\u30ed\u30b0\u3001\u30b5\u30fc\u30d0\u30fc\u30e1\u30c8\u30ea\u30af\u30b9\u3068\u76f8\u95a2\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u6df1\u3044\u6839\u672c\u539f\u56e0\u5206\u6790\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u9045\u5ef6\u304c\u9045\u3044 API \u30ec\u30b9\u30dd\u30f3\u30b9\u3084\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u3059\u308b\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id='\u30a8\u30e9\u30fc-\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb'  id=\"boomdevs_14\">\u30a8\u30e9\u30fc\u30fb\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\uff1a<\/h4>\n<p>\u30b7\u30b9\u30c6\u30e0\u306f\u7e70\u308a\u8fd4\u3057\u767a\u751f\u3059\u308b\u554f\u984c\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3066\u5206\u985e\u3057\u3001\u30c1\u30fc\u30e0\u304c\u30d1\u30bf\u30fc\u30f3\u3092\u8b58\u5225\u3057\u3066\u6700\u3082\u5f71\u97ff\u306e\u5927\u304d\u3044\u30a8\u30e9\u30fc\u3092\u512a\u5148\u7684\u306b\u51e6\u7406\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30ce\u30a4\u30ba\u304c\u6e1b\u308a\u3001\u6700\u3082\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3059\u308b\u554f\u984c\u306b\u6ce8\u529b\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u5206\u6790\u3068\u30a4\u30f3\u30b5\u30a4\u30c8'  id=\"boomdevs_15\">\u5206\u6790\u3068\u30a4\u30f3\u30b5\u30a4\u30c8<\/h3>\n<h4 id='\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u306e\u76e3\u8996'  id=\"boomdevs_16\">\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u306e\u76e3\u8996\uff1a<\/h4>\n<p>\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d1\u30bf\u30fc\u30f3\u3001\u30af\u30ea\u30c3\u30af\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u6df1\u5ea6\u3001\u30da\u30fc\u30b8\u6ede\u5728\u6642\u9593\u306a\u3069\u306e\u884c\u52d5\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30e6\u30fc\u30b6\u30fc\u304c\u30b5\u30a4\u30c8\u306e\u3069\u306e\u90e8\u5206\u3068\u3069\u306e\u3088\u3046\u306b\u3084\u308a\u53d6\u308a\u3057\u3066\u3044\u308b\u304b\u306e\u91cd\u8981\u306a\u8a73\u7d30\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u3001\u30b8\u30e3\u30fc\u30cb\u30fc\u4e0a\u306e\u6469\u64e6\u70b9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u30da\u30fc\u30b8\u30d3\u30e5\u30fc\u3068\u30ea\u30bd\u30fc\u30b9\u6027\u80fd'  id=\"boomdevs_17\">\u30da\u30fc\u30b8\u30d3\u30e5\u30fc\u3068\u30ea\u30bd\u30fc\u30b9\u6027\u80fd\uff1a<\/h4>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306f\u500b\u3005\u306e\u30da\u30fc\u30b8\u3054\u3068\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5206\u89e3\u3057\u3001\u5404\u30ea\u30bd\u30fc\u30b9\u304c\u3069\u306e\u3088\u3046\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u304b\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u306f DNS \u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u3001TCP \u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3001TTFB\uff08Time to First Byte\uff09\u3001DOM \u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306a\u3069\u306e\u91cd\u8981\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u6307\u6a19\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<h4 id='\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u30d6\u30e9\u30a6\u30b6\u5225\u5185\u8a33'  id=\"boomdevs_18\">\u30b8\u30aa\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u30d6\u30e9\u30a6\u30b6\u5225\u5185\u8a33\uff1a<\/h4>\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u5730\u57df\u3084\u30d6\u30e9\u30a6\u30b6\u306e\u7a2e\u985e\u306b\u3088\u308a\u5927\u304d\u304f\u7570\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u4f4d\u7f6e\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u30d6\u30e9\u30a6\u30b6\u3001OS \u3054\u3068\u306b\u30c7\u30fc\u30bf\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u5730\u57df\u5225\u307e\u305f\u306f\u30d6\u30e9\u30a6\u30b6\u5225\u306e\u554f\u984c\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u30c7\u30d7\u30ed\u30a4\u30de\u30fc\u30ab\u30fc'  id=\"boomdevs_19\">\u30c7\u30d7\u30ed\u30a4\u30de\u30fc\u30ab\u30fc\uff1a<\/h4>\n<p>\u30b3\u30fc\u30c9\u306e\u30ea\u30ea\u30fc\u30b9\u3084\u69cb\u6210\u5909\u66f4\u6642\u306b\u30de\u30fc\u30ab\u30fc\u3084\u30bf\u30b0\u304c\u81ea\u52d5\u3067\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30c1\u30fc\u30e0\u306f\u30c7\u30d7\u30ed\u30a4\u524d\u5f8c\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6bd4\u8f03\u3067\u304d\u3001\u65b0\u3057\u3044\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u3088\u308b\u56de\u5e30\u3092\u7279\u5b9a\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4 id='\u30ab\u30b9\u30bf\u30e0\u6307\u6a19'  id=\"boomdevs_20\">\u30ab\u30b9\u30bf\u30e0\u6307\u6a19\uff1a<\/h4>\n<p>\u958b\u767a\u8005\u306f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u6240\u8981\u6642\u9593\u3084\u7279\u5b9a API \u547c\u3073\u51fa\u3057\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3001\u30ab\u30b9\u30bf\u30e0\u30d5\u30a1\u30cd\u30eb\u306e\u6027\u80fd\u306a\u3069\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3084\u30a2\u30d7\u30ea\u306e\u6319\u52d5\u306b\u5408\u308f\u305b\u305f\u30ab\u30b9\u30bf\u30e0\u6307\u6a19\u3092\u5b9a\u7fa9\u3057\u3066\u8ffd\u8de1\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u7d71\u5408\u3068\u81ea\u52d5\u5316'  id=\"boomdevs_21\">\u7d71\u5408\u3068\u81ea\u52d5\u5316<\/h3>\n<h4 id='\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u53ef\u8996\u6027'  id=\"boomdevs_22\">\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u53ef\u8996\u6027\uff1a<\/h4>\n<p>\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u76e3\u8996\uff08APM\uff09\u3068\u9023\u643a\u3059\u308b\u3068\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u304b\u3089\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30a4\u30f3\u30d5\u30e9\u307e\u3067\u767a\u751f\u3057\u3066\u3044\u308b\u5168\u3066\u306e\u4e8b\u8c61\u3092\u660e\u78ba\u306b\u53ef\u8996\u5316\u3057\u307e\u3059\u3002<\/p>\n<h4 id='api-\u76e3\u8996'  id=\"boomdevs_23\">API \u76e3\u8996\uff1a<\/h4>\n<p>\u591a\u304f\u306e\u30c4\u30fc\u30eb\u306f API \u306e\u7a3c\u50cd\u6027\u3068\u6027\u80fd\u30c6\u30b9\u30c8\u3092\u542b\u3093\u3067\u304a\u308a\u3001UI \u3092\u652f\u3048\u308b\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b5\u30fc\u30d3\u30b9\u304c\u5b89\u5b9a\u3057\u3066\u5fdc\u7b54\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3053\u308c\u306f API \u3084\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u306b\u5927\u304d\u304f\u4f9d\u5b58\u3059\u308b\u30e2\u30c0\u30f3\u306a Web \u30a2\u30d7\u30ea\u306b\u3068\u3063\u3066\u7279\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h4 id='\u30ab\u30b9\u30bf\u30e0\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3'  id=\"boomdevs_24\">\u30ab\u30b9\u30bf\u30e0\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\uff1a<\/h4>\n<p>\u30c1\u30fc\u30e0\u306f\u5408\u6210\u76e3\u8996\u7528\u306b\u81ea\u52d5\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u6210\u3057\u3066\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u30b8\u30e3\u30fc\u30cb\u30fc\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3067\u304d\u307e\u3059\uff08\u4f8b\uff1a\u30ed\u30b0\u30a4\u30f3\u3001\u691c\u7d22\u3001\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u306e\u5b8c\u4e86\uff09\u3002\u30a2\u30b5\u30fc\u30b7\u30e7\u30f3\u306f\u30da\u30fc\u30b8\u306b\u671f\u5f85\u3055\u308c\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u5b58\u5728\u3059\u308b\u3053\u3068\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<h4 id='\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8'  id=\"boomdevs_25\">\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8\uff1a<\/h4>\n<p>\u53ef\u7528\u6027\u3001Core Web Vitals\u3001JavaScript \u30a8\u30e9\u30fc\u3001\u30ea\u30bd\u30fc\u30b9\u6027\u80fd\u306a\u3069\u306e\u95be\u5024\u306b\u57fa\u3065\u3044\u3066\u30a2\u30e9\u30fc\u30c8\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u901a\u77e5\u306f\u30e1\u30fc\u30eb\u3001SMS\u3001Slack\u3001Teams\u3001PagerDuty \u306e\u3088\u3046\u306a\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u7d4c\u7531\u3067\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u9069\u5207\u306a\u4eba\u306b\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u901a\u77e5\u3055\u308c\u3001MTTR\uff08\u5e73\u5747\u4fee\u5fa9\u6642\u9593\uff09\u3092\u77ed\u7e2e\u3057\u307e\u3059\u3002<\/p>\n<div class=\"dcm_inblog_cta\">\n<p>\u5b9f\u30d6\u30e9\u30a6\u30b6\u5408\u6210\u76e3\u8996\u3067\u4fe1\u983c\u6027\u3092\u5f37\u5316<\/p>\n<p style=\"font-size: 22px;\">\u30e6\u30fc\u30b6\u30fc\u304c\u554f\u984c\u306b\u6c17\u3065\u304f\u524d\u306b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3092\u691c\u51fa\u3057\u305f\u3044\u3067\u3059\u304b\uff1fDotcom-Monitor \u306e\u5408\u6210\u76e3\u8996\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u6b63\u78ba\u306a\u5b9f\u30d6\u30e9\u30a6\u30b6\u30c6\u30b9\u30c8\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u76e3\u8996\u30ab\u30d0\u30ec\u30c3\u30b8\u3001\u8a73\u7d30\u306a\u8a3a\u65ad\u3092\u63d0\u4f9b\u3057\u3001\u30c1\u30fc\u30e0\u304c\u53d7\u52d5\u7684\u3067\u306f\u306a\u304f\u80fd\u52d5\u7684\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3057\u307e\u3059\u3002\u5b8c\u5168\u306a\u30e6\u30fc\u30b6\u30fc\u30b8\u30e3\u30fc\u30cb\u30fc\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u3001\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u691c\u8a3c\u3057\u3001\u5e38\u6642\u6700\u9ad8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u78ba\u4fdd\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><a class=\"dcm_inblog_cta_button\" href=\"https:\/\/www.dotcom-monitor.com\/ja\/%e9%a1%94%e7%ab%8b%e3%81%a1\/synthetic-monitoring\/\">\u5408\u6210\u76e3\u8996\u306e\u6a5f\u80fd\u3092\u898b\u308b<\/a><\/p>\n<\/div>\n<h2 id='\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5'  id=\"boomdevs_26\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b9\u6cd5<\/h2>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u74b0\u5883\u306b\u304a\u3051\u308b Web \u30a2\u30d7\u30ea\u306e\u52d5\u4f5c\u3092\u7d99\u7d9a\u7684\u304b\u3064\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u53ef\u8996\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u554f\u984c\u3092\u80fd\u52d5\u7684\u306b\u691c\u51fa\u3057\u3066\u89e3\u6c7a\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u30a2\u30d7\u30ea\u304c\u3059\u3079\u3066\u306e\u30e6\u30fc\u30b6\u30fc\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u5b89\u5b9a\u3057\u3001\u9ad8\u901f\u3067\u5229\u7528\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u652f\u63f4\u3057\u307e\u3059\u3002<\/p>\n<h3 id='\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0-rum-1'  id=\"boomdevs_27\">\u30ea\u30a2\u30eb\u30e6\u30fc\u30b6\u30fc\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08RUM\uff09<\/h3>\n<p>RUM \u306f\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u95a2\u3059\u308b\u6bd4\u985e\u306a\u3044\u53ef\u8996\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u5408\u6210\u30c6\u30b9\u30c8\u304c\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001RUM \u306f\u5b9f\u30bb\u30c3\u30b7\u30e7\u30f3\u304b\u3089\u30e9\u30a4\u30d6\u306e\u6027\u80fd\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u5b9f\u969b\u306e\u6761\u4ef6\u4e0b\u3067\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u64cd\u4f5c\u306e\u901f\u5ea6\u3092\u3069\u306e\u3088\u3046\u306b\u4f53\u9a13\u3057\u3066\u3044\u308b\u304b\u304c\u660e\u3089\u304b\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u4f4d\u7f6e\u3001\u30c7\u30d0\u30a4\u30b9\u7a2e\u5225\u3001\u30d6\u30e9\u30a6\u30b6\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u54c1\u8cea\u306b\u3088\u308b\u5dee\u7570\u3082\u9732\u5448\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8a73\u7d30\u306b\u3088\u308a\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u306f\u7279\u5b9a\u306e\u30e6\u30fc\u30b6\u30fc\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u6027\u80fd\u554f\u984c\u3092\u7279\u5b9a\u3057\u3001\u5f71\u97ff\u306e\u5927\u304d\u3044\u74b0\u5883\u5411\u3051\u306b\u6700\u9069\u5316\u3092\u884c\u3048\u307e\u3059\u3002<\/p>\n<h3 id='\u80fd\u52d5\u7684\u306a\u30a8\u30e9\u30fc\u691c\u51fa\u3068\u8a3a\u65ad'  id=\"boomdevs_28\">\u80fd\u52d5\u7684\u306a\u30a8\u30e9\u30fc\u691c\u51fa\u3068\u8a3a\u65ad<\/h3>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u77ac\u9593\u306b\u305d\u308c\u3092\u691c\u77e5\u3059\u308b\u3053\u3068\u3067\u3001\u89e3\u6c7a\u307e\u3067\u306e\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u307e\u3059\u3002\u30c1\u30fc\u30e0\u306f JavaScript \u30a8\u30e9\u30fc\u3001API \u547c\u3073\u51fa\u3057\u306e\u5931\u6557\u3001\u6027\u80fd\u95be\u5024\u9055\u53cd\u306a\u3069\u306b\u906d\u9047\u3057\u305f\u969b\u306b\u5373\u5ea7\u306b\u30a2\u30e9\u30fc\u30c8\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u30af\u30ec\u30fc\u30e0\u3092\u5f85\u3064\u5fc5\u8981\u306f\u306a\u304f\u3001\u5c0f\u3055\u306a\u554f\u984c\u304c\u5e83\u7bc4\u56f2\u306a\u969c\u5bb3\u306b\u767a\u5c55\u3059\u308b\u524d\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u884c\u756a\u53f7\u3001\u30b3\u30fc\u30c9\u53c2\u7167\u3001\u30b9\u30bf\u30c3\u30af\u30c8\u30ec\u30fc\u30b9\u3001\u554f\u984c\u306b\u81f3\u308b\u307e\u3067\u306e\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u3092\u542b\u3080\u8a73\u7d30\u306a\u30a8\u30e9\u30fc\u30c8\u30ec\u30fc\u30b9\u306f\u3001\u958b\u767a\u8005\u304c\u554f\u984c\u3092\u518d\u73fe\u3057\u3066\u8fc5\u901f\u306b\u4fee\u6b63\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u9ad8\u5ea6\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u30bb\u30c3\u30b7\u30e7\u30f3\u30ea\u30d7\u30ec\u30a4\u6a5f\u80fd\u3082\u5099\u3048\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3092\u6642\u7cfb\u5217\u3067\u53ef\u8996\u5316\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a8\u30e9\u30fc\u767a\u751f\u6642\u306b\u30e6\u30fc\u30b6\u30fc\u304c\u898b\u305f\u3082\u306e\u3084\u884c\u3063\u305f\u64cd\u4f5c\u304c\u660e\u78ba\u306b\u306a\u308a\u3001\u30c7\u30d0\u30c3\u30b0\u306e\u63a8\u6e2c\u304c\u5927\u5e45\u306b\u6e1b\u308a\u307e\u3059\u3002<\/p>\n<h3 id='\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316'  id=\"boomdevs_29\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/h3>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3068\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u4e21\u9762\u306b\u308f\u305f\u308b\u6027\u80fd\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u767a\u898b\u3059\u308b\u5f37\u529b\u306a\u624b\u6bb5\u3067\u3059\u3002\u904e\u5927\u306a\u753b\u50cf\u3001\u975e\u52b9\u7387\u306a CSS \u3084 JavaScript\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b9\u30af\u30ea\u30d7\u30c8\u306b\u3088\u3063\u3066\u751f\u3058\u308b\u9045\u5ef6\u306a\u3069\u3001\u8aad\u307f\u8fbc\u307f\u304c\u9045\u3044\u8cc7\u7523\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u306e\u5fdc\u7b54\u6027\u306b\u5f71\u97ff\u3059\u308b API \u306e\u975e\u52b9\u7387\u3084\u9577\u6642\u9593\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\u3082\u660e\u3089\u304b\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f Largest Contentful Paint\uff08LCP\uff09\u3001Interaction to Next Paint\uff08INP\uff09\u3001Cumulative Layout Shift\uff08CLS\uff09\u306a\u3069\u306e Google \u306e Core Web Vitals \u3092\u76e3\u8996\u3057\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u63d0\u4f9b\u3068\u826f\u597d\u306a SEO \u30e9\u30f3\u30ad\u30f3\u30b0\u7dad\u6301\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5f71\u97ff\u5206\u6790\u306b\u3088\u308a\u3001\u30b3\u30fc\u30c9\u5909\u66f4\u3001\u65b0\u6a5f\u80fd\u3001\u30c7\u30d7\u30ed\u30a4\u524d\u5f8c\u306e\u30b7\u30b9\u30c6\u30e0\u6319\u52d5\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30b7\u30b9\u30c6\u30e0\u4f9d\u5b58\u95a2\u4fc2\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b'  id=\"boomdevs_30\">\u30b7\u30b9\u30c6\u30e0\u4f9d\u5b58\u95a2\u4fc2\u306e\u7406\u89e3\u3092\u6df1\u3081\u308b<\/h3>\n<p>\u73fe\u4ee3\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u591a\u304f\u306e\u76f8\u4e92\u63a5\u7d9a\u3055\u308c\u305f\u30b5\u30fc\u30d3\u30b9\u306b\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u3053\u308c\u3089\u306e\u4f9d\u5b58\u95a2\u4fc2\u304c\u4fe1\u983c\u6027\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3059\u308b\u304b\u3092\u30c1\u30fc\u30e0\u304c\u7406\u89e3\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e APM \u3068\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30eb\u30b9\u30bf\u30c3\u30af\u306e\u53ef\u8996\u6027\u3092\u63d0\u4f9b\u3057\u3001\u9045\u3044\u30d6\u30e9\u30a6\u30b6\u8981\u6c42\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u308f\u305f\u3063\u3066\u8ffd\u8de1\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u30c1\u30fc\u30e0\u306f\u5e83\u544a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3001\u5206\u6790\u30b9\u30af\u30ea\u30d7\u30c8\u3001CDN\uff08\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u306a\u3069\u306e\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b5\u30fc\u30d3\u30b9\u3082\u76e3\u8996\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u304c\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u9593\u306b\u5bc4\u4e0e\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u63d0\u4f9b\u8005\u304c\u9045\u304f\u306a\u308b\u304b\u5fdc\u7b54\u3057\u306a\u304f\u306a\u3063\u305f\u3068\u304d\u306b\u76e3\u8996\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304c\u5373\u5ea7\u306b\u691c\u51fa\u3057\u3001\u5916\u90e8\u306e\u554f\u984c\u304c\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u640d\u306a\u3046\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n<h2 id='\u30d6\u30e9\u30a6\u30b6\u6027\u80fd\u76e3\u8996\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9'  id=\"boomdevs_31\">\u30d6\u30e9\u30a6\u30b6\u6027\u80fd\u76e3\u8996\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<p>\u52b9\u679c\u7684\u306a\u30d6\u30e9\u30a6\u30b6\u6027\u80fd\u76e3\u8996\u306f\u5358\u306b\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3059\u308b\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u2015\u2015\u6b63\u3057\u3044\u6307\u6a19\u3092\u8ffd\u8de1\u3057\u3001\u6700\u3082\u5f71\u97ff\u306e\u5927\u304d\u3044\u4f53\u9a13\u306b\u96c6\u4e2d\u3057\u3001\u6d1e\u5bdf\u3092\u5b9f\u884c\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u4fe1\u983c\u6027\u3068\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<h3 id='rum-\u3068\u5408\u6210\u30c6\u30b9\u30c8\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b'  id=\"boomdevs_32\">RUM \u3068\u5408\u6210\u30c6\u30b9\u30c8\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u6700\u3082\u52b9\u679c\u7684\u306a\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u6226\u7565\u306f\u3001RUM \u3068\u5408\u6210\u76e3\u8996\u306e\u4e21\u65b9\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u5305\u62ec\u7684\u306a\u53ef\u8996\u6027\u3092\u5b9f\u73fe\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\"><b>RUM<\/b> \u306f\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u304b\u3089\u5f97\u3089\u308c\u308b\u5b9f\u4e16\u754c\u306e\u30c7\u30fc\u30bf\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u3001\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6761\u4ef6\u3001\u5730\u7406\u7684\u5909\u52d5\u3001\u30c7\u30d0\u30a4\u30b9\u5dee\u3001\u4e88\u6e2c\u4e0d\u53ef\u80fd\u306a\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3092\u53cd\u6620\u3057\u307e\u3059\u3002<\/li>\n<li aria-level=\"1\"><b>\u5408\u6210\u30c6\u30b9\u30c8<\/b> \u306f\u53d7\u63a7\u3055\u308c\u305f\u5834\u6240\u3067\u81ea\u52d5\u30c6\u30b9\u30c8\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u7d99\u7d9a\u7684\u304b\u3064\u4e88\u6e2c\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u56de\u5e30\u30c6\u30b9\u30c8\u3001\u53ef\u7528\u6027\u691c\u8a3c\u3001\u30b3\u30a2\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306e\u6a5f\u80fd\u78ba\u8a8d\u306b\u6700\u9069\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u5b9f\u4e16\u754c\u306e\u6027\u80fd\u5dee\u3068\u57fa\u6e96\u6027\u80fd\u306e\u4e21\u65b9\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u771f\u306b\u5f71\u97ff\u3059\u308b\u4e3b\u8981-kpi-\u3092\u76e3\u8996\u3059\u308b'  id=\"boomdevs_33\">\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u771f\u306b\u5f71\u97ff\u3059\u308b\u4e3b\u8981 KPI \u3092\u76e3\u8996\u3059\u308b<\/h3>\n<p>\u610f\u5473\u306e\u3042\u308b\u6307\u6a19\u306b\u7126\u70b9\u3092\u5f53\u3066\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u6700\u3082\u91cd\u8981\u306a KPI \u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\"><b>\u8aad\u307f\u8fbc\u307f\u6642\u9593<\/b> \u3068\u91cd\u8981\u306a\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30d1\u30b9\u306e\u30bf\u30a4\u30df\u30f3\u30b0<\/li>\n<li aria-level=\"1\"><b>Core Web Vitals<\/b>\uff08\u4f8b\uff1a\uff09\n<ul>\n<li aria-level=\"1\"><i>Largest Contentful Paint\uff08LCP\uff09<\/i> \u2014 \u8aad\u307f\u8fbc\u307f\u6027\u80fd<\/li>\n<li aria-level=\"2\"><i>Interaction to Next Paint\uff08INP\uff09<\/i> \u2014 \u5fdc\u7b54\u6027<\/li>\n<li aria-level=\"2\"><i>Cumulative Layout Shift\uff08CLS\uff09<\/i> \u2014 \u8996\u899a\u7684\u5b89\u5b9a\u6027<\/li>\n<\/ul>\n<\/li>\n<li aria-level=\"1\"><b>\u30a8\u30e9\u30fc\u7387<\/b>\uff08JavaScript \u30a8\u30e9\u30fc\u3001API \u547c\u3073\u51fa\u3057\u5931\u6557\u3001\u30ea\u30bd\u30fc\u30b9\u8aad\u307f\u8fbc\u307f\u5931\u6557\u3092\u542b\u3080\uff09<\/li>\n<li aria-level=\"1\"><b>\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u6307\u6a19<\/b>\uff08time-to-interactive\u3001\u30b9\u30af\u30ed\u30fc\u30eb\u9045\u5ef6\u3001\u5165\u529b\u9045\u5ef6\u306a\u3069\uff09<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u6307\u6a19\u3092\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u5b9f\u969b\u306b\u611f\u3058\u308b\u3082\u306e\u3092\u6e2c\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30e6\u30fc\u30b6\u30fc\u30b8\u30e3\u30fc\u30cb\u30fc\u5168\u4f53\u306b\u6ce8\u76ee\u3059\u308b'  id=\"boomdevs_34\">\u30e6\u30fc\u30b6\u30fc\u30b8\u30e3\u30fc\u30cb\u30fc\u5168\u4f53\u306b\u6ce8\u76ee\u3059\u308b<\/h3>\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u521d\u671f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u3060\u3051\u3067\u306a\u304f\u3001\u30b8\u30e3\u30fc\u30cb\u30fc\u5168\u4f53\u306b\u95a2\u308f\u308a\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u7279\u306b SPA\uff08\u30b7\u30f3\u30b0\u30eb\u30da\u30fc\u30b8\u30a2\u30d7\u30ea\uff09\u3067\u306f <b>\u30eb\u30fc\u30c8\u5909\u66f4<\/b> \u3092\u76e3\u8996\u3059\u308b\u3002<\/li>\n<li aria-level=\"1\">\u30da\u30fc\u30b8\u3084\u30d3\u30e5\u30fc\u9593\u306e\u9077\u79fb\u3092\u8ffd\u8de1\u3059\u308b\u3002<\/li>\n<li aria-level=\"1\">\u30d6\u30e9\u30a6\u30b6\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30c7\u30d0\u30a4\u30b9\u7a2e\u5225\u3001\u63a5\u7d9a\u54c1\u8cea\u3001\u5730\u7406\u7684\u4f4d\u7f6e\u5225\u306b\u30e6\u30fc\u30b6\u30fc\u30bb\u30b0\u30e1\u30f3\u30c8\u3054\u3068\u306e\u6027\u80fd\u5dee\u3092\u8a55\u4fa1\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e\u5305\u62ec\u7684\u306a\u53ef\u8996\u6027\u306b\u3088\u308a\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u5316\u3055\u308c\u305f\u30c6\u30b9\u30c8\u306e\u9593\u3060\u3051\u3067\u306a\u304f\u3001\u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u767a\u751f\u3059\u308b\u554f\u984c\u3082\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u6a5f\u80fd\u5225\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u76e3\u8996\u3059\u308b'  id=\"boomdevs_35\">\u6a5f\u80fd\u5225\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u76e3\u8996\u3059\u308b<\/h3>\n<p>\u30e2\u30c0\u30f3\u306a Web \u30a2\u30d7\u30ea\u306f\u30bf\u30fc\u30b2\u30c3\u30c8\u3092\u7d5e\u3063\u305f\u76e3\u8996\u304c\u5fc5\u8981\u306a\u8907\u96d1\u306a\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\"><b>PWA\uff08\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6 Web \u30a2\u30d7\u30ea\uff09<\/b>\uff1aService Worker \u306e\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30d2\u30c3\u30c8\/\u30df\u30b9\u7387\u3001\u30aa\u30d5\u30e9\u30a4\u30f3\u6a5f\u80fd\u3092\u8ffd\u8de1\u3059\u308b\u3002<\/li>\n<li aria-level=\"1\"><b>\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4<\/b>\uff1aAPI \u30ec\u30b9\u30dd\u30f3\u30b9\u6642\u9593\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306e\u6027\u80fd\u3092\u6e2c\u5b9a\u3059\u308b\u3002<\/li>\n<li aria-level=\"1\"><b>\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b9\u30af\u30ea\u30d7\u30c8<\/b>\uff1a\u305d\u306e\u9045\u5ef6\u3092\u76e3\u8996\u3057\u3001\u505c\u6b62\u3084\u9045\u5ef6\u3092\u691c\u51fa\u3059\u308b\u3002<\/li>\n<\/ul>\n<p>\u6a5f\u80fd\u30ec\u30d9\u30eb\u306e\u76e3\u8996\u306b\u3088\u3063\u3066\u3001\u96a0\u308c\u305f\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c UX \u3092\u640d\u306a\u3046\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n<h3 id='\u5e73\u5747\u5024\u3092\u8d85\u3048\u3066-\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\u3092\u5206\u6790\u3059\u308b'  id=\"boomdevs_36\">\u5e73\u5747\u5024\u3092\u8d85\u3048\u3066\u2014\u2014\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\u3092\u5206\u6790\u3059\u308b<\/h3>\n<p>\u5e73\u5747\u306f\u60aa\u3044\u4f53\u9a13\u3092\u96a0\u3059\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\u30d9\u30fc\u30b9\u306e\u5206\u6790\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li aria-level=\"1\"><b>p50<\/b>\uff08\u4e2d\u592e\u5024\uff09\uff1a\u5178\u578b\u7684\u306a\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u8868\u3059<\/li>\n<li aria-level=\"1\"><b>p75 \u3068 p90<\/b>\uff1a\u3088\u308a\u9045\u3044\u30bb\u30b0\u30e1\u30f3\u30c8\u3078\u306e\u5f71\u97ff\u3092\u793a\u3059<\/li>\n<li aria-level=\"1\"><b>p95 \u3068 p99<\/b>\uff1a\u6700\u60aa\u30b1\u30fc\u30b9\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u554f\u984c\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3059\u308b<\/li>\n<\/ul>\n<p>\u591a\u69d8\u306a\u30e6\u30fc\u30b6\u30fc\u3068\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6700\u9069\u5316\u3059\u308b\u969b\u306b\u3053\u308c\u306f\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<h3 id='\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u96a0\u308c\u305f\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b'  id=\"boomdevs_37\">\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u96a0\u308c\u305f\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b<\/h3>\n<p>\u6027\u80fd\u306f\u30e6\u30fc\u30b6\u30fc\u306e\u6587\u8108\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002\u7d50\u679c\u3092\u6b21\u306e\u3088\u3046\u306b\u30bb\u30b0\u30e1\u30f3\u30c8\u5316\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u30d6\u30e9\u30a6\u30b6\u306e\u7a2e\u985e\u3068\u30d0\u30fc\u30b8\u30e7\u30f3<\/li>\n<li aria-level=\"1\">\u30c7\u30d0\u30a4\u30b9\u7a2e\u5225\uff08\u30e2\u30d0\u30a4\u30eb\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u3001\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\uff09<\/li>\n<li aria-level=\"1\">\u30aa\u30da\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0<br \/>\n\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901f\u5ea6<\/li>\n<li aria-level=\"1\">\u5730\u7406\u7684\u4f4d\u7f6e<\/li>\n<li aria-level=\"1\">\u65b0\u898f\u30e6\u30fc\u30b6\u30fc\u304b\u518d\u8a2a\u30e6\u30fc\u30b6\u30fc\u304b<\/li>\n<li aria-level=\"1\">\u8a8d\u8a3c\u6e08\u307f\u30e6\u30fc\u30b6\u30fc\u304b\u533f\u540d\u30e6\u30fc\u30b6\u30fc\u304b<\/li>\n<\/ul>\n<p>\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308a\u3001\u6ce8\u610f\u3092\u8981\u3059\u308b\u4f4e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306a\u30b3\u30db\u30fc\u30c8\u3092\u6b63\u78ba\u306b\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u7d99\u7d9a\u7684\u306a\u76e3\u8996-\u4e00\u5ea6\u3067\u7d42\u308f\u3089\u306a\u3044\u4f5c\u696d'  id=\"boomdevs_38\">\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u2014\u2014\u4e00\u5ea6\u3067\u7d42\u308f\u3089\u306a\u3044\u4f5c\u696d<\/h3>\n<p>\u5b9f\u4e16\u754c\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u983b\u7e41\u306b\u5909\u5316\u3057\u307e\u3059\u3002\u539f\u56e0\u306b\u306f\u6b21\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u30b3\u30fc\u30c9\u306e\u30c7\u30d7\u30ed\u30a4<\/li>\n<li aria-level=\"1\">\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u4f9d\u5b58\u306e\u5909\u5316<\/li>\n<li aria-level=\"1\">CDN \u306e\u6319\u52d5<\/li>\n<li aria-level=\"1\">\u30a4\u30f3\u30d5\u30e9\u306e\u66f4\u65b0<\/li>\n<li aria-level=\"1\">\u5b63\u7bc0\u7684\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u5909\u52d5<\/li>\n<\/ul>\n<p>\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u306b\u3088\u308a\u3001\u56de\u5e30\u3092\u65e9\u671f\u306b\u691c\u51fa\u3057\u3001\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30a2\u30e9\u30fc\u30c8\u3068\u76ee\u6a19\u8a2d\u5b9a'  id=\"boomdevs_39\">\u30a2\u30e9\u30fc\u30c8\u3068\u76ee\u6a19\u8a2d\u5b9a<\/h3>\n<p>\u660e\u78ba\u3067\u6e2c\u5b9a\u53ef\u80fd\u306a\u76ee\u6a19\u3068\u95be\u5024\u3092\u8a2d\u5b9a\u3059\u308b<\/p>\n<p>\u3042\u3044\u307e\u3044\u306a\u76ee\u6a19\u3067\u306f\u306a\u304f\u3001\u6b21\u3092\u5b9a\u7fa9\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4e88\u7b97\uff08\u8a31\u5bb9\u3059\u308b JS\/CSS \u306e\u6700\u5927\u30b5\u30a4\u30ba\uff09<\/li>\n<li aria-level=\"1\">Core Web Vitals \u306e\u95be\u5024<\/li>\n<li aria-level=\"1\">\u8a31\u5bb9\u3067\u304d\u308b\u6700\u5927\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u6642\u9593<\/li>\n<li aria-level=\"1\">\u8a31\u5bb9\u3055\u308c\u308b\u30a8\u30e9\u30fc\u7387<\/li>\n<\/ul>\n<p>\u95be\u5024\u3092\u8d85\u3048\u305f\u3068\u304d\u306b\u30a2\u30e9\u30fc\u30c8\u304c\u81ea\u52d5\u7684\u306b\u767a\u751f\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3 id='\u8fc5\u901f\u306a\u5bfe\u5fdc\u306e\u305f\u3081\u306b\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b'  id=\"boomdevs_40\">\u8fc5\u901f\u306a\u5bfe\u5fdc\u306e\u305f\u3081\u306b\u81ea\u52d5\u30a2\u30e9\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u81ea\u52d5\u5316\u306f\u30bf\u30a4\u30e0\u30ea\u30fc\u306a\u691c\u51fa\u3068\u5bfe\u5fdc\u3092\u4fdd\u8a3c\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u53ef\u7528\u6027\u3068\u91cd\u5927\u306a\u30a8\u30e9\u30fc\u306b\u95a2\u3059\u308b\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30a2\u30e9\u30fc\u30c8<\/li>\n<li aria-level=\"1\">\u9045\u3044\u5fdc\u7b54\u6642\u9593\u306b\u5bfe\u3059\u308b\u95be\u5024\u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30fc\u30c8<\/li>\n<li aria-level=\"1\">\u30b0\u30eb\u30fc\u30d4\u30f3\u30b0\u3068\u6291\u5236\u3092\u5099\u3048\u305f\u30b9\u30de\u30fc\u30c8\u30a2\u30e9\u30fc\u30c8\u306f\u30ce\u30a4\u30ba\u3092\u6e1b\u3089\u3059\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u81ea\u52d5\u5316\u306f\u6642\u9593\u3092\u7bc0\u7d04\u3057\u3001MTTR\uff08\u5e73\u5747\u4fee\u5fa9\u6642\u9593\uff09\u3092\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n<h2 id='\u5730\u7406\u5206\u6563\u30d6\u30e9\u30a6\u30b6\u76e3\u8996'  id=\"boomdevs_41\">\u5730\u7406\u5206\u6563\u30d6\u30e9\u30a6\u30b6\u76e3\u8996<\/h2>\n<p>\u8907\u6570\u306e\u5730\u7406\u7684\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u5c55\u958b\u3059\u308b\u3053\u3068\u3067\u3001\u5730\u7406\u5206\u6563\u76e3\u8996\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u4ee5\u4e0b\u306e\u6d1e\u5bdf\u304c\u5f97\u3089\u308c\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u5404\u5730\u57df\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9045\u5ef6<\/li>\n<li aria-level=\"1\">\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08CDN\uff09\u306e\u6709\u52b9\u6027<\/li>\n<li aria-level=\"1\">\u5730\u57df\u7684\u306a\u505c\u6b62\u3084\u9045\u5ef6<\/li>\n<\/ul>\n<p>\u5730\u7406\u5206\u6563\u76e3\u8996\u306b\u3088\u308a\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u5411\u3051\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"dcm_inblog_cta\">\n<p>\u5730\u57df\u3054\u3068\u306b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3092\u3055\u3089\u306b\u6df1\u304f\u5b66\u3073\u305f\u3044\u3067\u3059\u304b\uff1f\u8a73\u7d30\u306f\u30c8\u30c3\u30d7\u306e <a href=\"https:\/\/www.dotcom-monitor.com\/blog\/ja\/top-browser-monitoring-features\/\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u6a5f\u80fd<\/a> \u306b\u95a2\u3059\u308b\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<h2 id='\u8a73\u7d30\u306a\u30a6\u30a9\u30fc\u30bf\u30fc\u30d5\u30a9\u30fc\u30eb\u5206\u6790'  id=\"boomdevs_42\">\u8a73\u7d30\u306a\u30a6\u30a9\u30fc\u30bf\u30fc\u30d5\u30a9\u30fc\u30eb\u5206\u6790<\/h2>\n<p>\u30a6\u30a9\u30fc\u30bf\u30fc\u30d5\u30a9\u30fc\u30eb\u5206\u6790\u306f\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u4e2d\u306e\u3059\u3079\u3066\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53ef\u8996\u5316\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li aria-level=\"1\">\u9045\u3044\u30ea\u30bd\u30fc\u30b9\u3084\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u691c\u51fa\u3059\u308b<\/li>\n<li aria-level=\"1\">\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u7279\u5b9a\u3059\u308b<\/li>\n<li aria-level=\"1\">\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u7d4c\u8def\u3092\u6700\u9069\u5316\u3059\u308b<\/li>\n<\/ul>\n<p><b>\u8a73\u7d30\u306a\u30a6\u30a9\u30fc\u30bf\u30fc\u30d5\u30a9\u30fc\u30eb\u8a3a\u65ad<\/b>\u306f\u4fe1\u983c\u6027\u3092\u5411\u4e0a\u3055\u305b\u3001\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u304c\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4f53\u9a13\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2 id='\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u5c0e\u5165\u306e\u5229\u70b9'  id=\"boomdevs_43\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\u5c0e\u5165\u306e\u5229\u70b9<\/h2>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u30c4\u30fc\u30eb\uff08RUM \u306e\u91cd\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u3057\u3066\u306e\u5c0e\u5165\uff09\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3001\u30d3\u30b8\u30cd\u30b9\u6210\u679c\u306b\u308f\u305f\u3063\u3066\u5927\u304d\u306a\u5229\u70b9\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u30bb\u30c3\u30b7\u30e7\u30f3\u304b\u3089\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u6d1e\u5bdf\u3092\u76f4\u63a5\u53d6\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u7d44\u7e54\u306f\u30c7\u30b8\u30bf\u30eb\u88fd\u54c1\u3092\u80fd\u52d5\u7684\u306b\u6539\u5584\u3057\u3001\u9ad8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306a\u30aa\u30f3\u30e9\u30a4\u30f3\u4f53\u9a13\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id='\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306e\u4e3b\u306a\u5229\u70b9'  id=\"boomdevs_44\">\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306e\u4e3b\u306a\u5229\u70b9<\/h3>\n<h4 id='1-\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3068\u6e80\u8db3\u5ea6\u306e\u5411\u4e0a'  id=\"boomdevs_45\">1. \u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3068\u6e80\u8db3\u5ea6\u306e\u5411\u4e0a<\/h4>\n<p>\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306f\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u64cd\u4f5c\u3001\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3001\u5fdc\u7b54\u6027\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30d0\u30a4\u30b9\u30fb\u30d6\u30e9\u30a6\u30b6\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6761\u4ef6\u4e0b\u3067\u306e\u6027\u80fd\u3092\u8ffd\u8de1\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6d1e\u5bdf\u306b\u3088\u308a\u3001\u30c1\u30fc\u30e0\u306f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u6700\u9069\u5316\u3057\u6469\u64e6\u3092\u6e1b\u3089\u3057\u3001\u8fc5\u901f\u3067\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u4f53\u9a13\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002\u3088\u308a\u826f\u3044\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306f\u9867\u5ba2\u5fe0\u8aa0\u5ea6\u3068\u6e80\u8db3\u5ea6\u306e\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n<h4 id='2-\u3088\u308a\u8fc5\u901f\u3067\u80fd\u52d5\u7684\u306a\u554f\u984c\u89e3\u6c7a'  id=\"boomdevs_46\">2. \u3088\u308a\u8fc5\u901f\u3067\u80fd\u52d5\u7684\u306a\u554f\u984c\u89e3\u6c7a<\/h4>\n<p>\u76e3\u8996\u30c4\u30fc\u30eb\u306f\u6027\u80fd\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3001JavaScript \u30a8\u30e9\u30fc\u3001\u9045\u3044\u8aad\u307f\u8fbc\u307f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001\u6a5f\u80fd\u969c\u5bb3\uff08\u4f8b\uff1a\u58ca\u308c\u305f\u30c1\u30a7\u30c3\u30af\u30a2\u30a6\u30c8\u3084\u30ed\u30b0\u30a4\u30f3\u30d7\u30ed\u30bb\u30b9\uff09\u306b\u5bfe\u3057\u3066\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30a2\u30e9\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u554f\u984c\u3092\u767a\u751f\u6642\u306b\u7279\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001IT \u3068\u958b\u767a\u30c1\u30fc\u30e0\u306f\u8fc5\u901f\u306b\u8a3a\u65ad\u3057\u3066\u4fee\u6b63\u3067\u304d\u3001\u3088\u308a\u5e83\u7bc4\u56f2\u3078\u306e\u5f71\u97ff\u3092\u672a\u7136\u306b\u9632\u304e\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u5927\u5e45\u306b\u6e1b\u3089\u305b\u307e\u3059\u3002<\/p>\n<h4 id='3-\u30d3\u30b8\u30cd\u30b9\u30e1\u30c8\u30ea\u30af\u30b9\u3068-roi-\u306e\u5411\u4e0a'  id=\"boomdevs_47\">3. \u30d3\u30b8\u30cd\u30b9\u30e1\u30c8\u30ea\u30af\u30b9\u3068 ROI \u306e\u5411\u4e0a<\/h4>\n<p>\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u3067\u9ad8\u901f\u306a\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306f\u6e2c\u5b9a\u53ef\u80fd\u306a\u30d3\u30b8\u30cd\u30b9\u4e0a\u306e\u5229\u5f97\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u30da\u30fc\u30b8\u901f\u5ea6\u304c 0.1 \u79d2\u6539\u5584\u3055\u308c\u308b\u3060\u3051\u3067\u3082\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u3084\u6ce8\u6587\u6570\u304c\u5927\u304d\u304f\u5897\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306f\u30ab\u30fc\u30c8\u653e\u68c4\u306e\u6e1b\u5c11\u3001\u9867\u5ba2\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u306e\u5411\u4e0a\u3001\u30ea\u30bd\u30fc\u30b9\u914d\u5206\u306e\u6700\u9069\u5316\u306b\u5bc4\u4e0e\u3057\u3001ROI \u3092\u6539\u5584\u3057\u4e3b\u8981\u306a\u30d3\u30b8\u30cd\u30b9 KPI \u5168\u4f53\u3067\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<h4 id='4-\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u6700\u9069\u5316-seo-\u306e\u5411\u4e0a'  id=\"boomdevs_48\">4. \u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u6700\u9069\u5316\uff08SEO\uff09\u306e\u5411\u4e0a<\/h4>\n<p>\u30da\u30fc\u30b8\u901f\u5ea6\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u6307\u6a19\uff08Google \u306e Core Web Vitals \u3092\u542b\u3080\uff09\u306f\u691c\u7d22\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u306b\u3088\u308a\u3053\u308c\u3089\u306e\u6307\u6a19\u304c\u6700\u9069\u5316\u3055\u308c\u305f\u72b6\u614b\u306b\u4fdd\u305f\u308c\u3001\u7d44\u7e54\u306f\u691c\u7d22\u7d50\u679c\u3067\u306e\u53ef\u8996\u6027\u3092\u7dad\u6301\u307e\u305f\u306f\u5411\u4e0a\u3055\u305b\u3001\u30aa\u30fc\u30ac\u30cb\u30c3\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id='5-\u30c7\u30fc\u30bf\u99c6\u52d5\u306e\u610f\u601d\u6c7a\u5b9a'  id=\"boomdevs_49\">5. \u30c7\u30fc\u30bf\u99c6\u52d5\u306e\u610f\u601d\u6c7a\u5b9a<\/h4>\n<p>RUM \u306f\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u3001\u6027\u80fd\u30c8\u30ec\u30f3\u30c9\u3001\u4f7f\u7528\u30d1\u30bf\u30fc\u30f3\u306b\u95a2\u3059\u308b\u8c4a\u5bcc\u3067\u5b9f\u884c\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u3001\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u5404\u30c1\u30fc\u30e0\u306f\u6a5f\u80fd\u306e\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u3001\u30c7\u30b6\u30a4\u30f3\u6539\u5584\u3001\u30a4\u30f3\u30d5\u30e9\u6295\u8cc7\u306b\u3064\u3044\u3066\u60c5\u5831\u306b\u57fa\u3065\u3044\u305f\u6c7a\u5b9a\u3092\u884c\u3048\u3001\u6700\u7d42\u7684\u306b\u88fd\u54c1\u6226\u7565\u3092\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n<h4 id='6-\u5b9f\u4e16\u754c\u3067\u306e\u6027\u80fd\u53ef\u8996\u5316'  id=\"boomdevs_50\">6. \u5b9f\u4e16\u754c\u3067\u306e\u6027\u80fd\u53ef\u8996\u5316<\/h4>\n<p>\u5236\u5fa1\u3055\u308c\u305f\u30e9\u30dc\u30c6\u30b9\u30c8\u3068\u7570\u306a\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306f\u5b9f\u4e16\u754c\u306e\u6761\u4ef6\u4e0b\u3067\u6027\u80fd\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u307e\u3059\u2015\u2015\u7570\u306a\u308b\u5730\u7406\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u30d6\u30e9\u30a6\u30b6\u3001OS\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901f\u5ea6\u306b\u304a\u3051\u308b\u6319\u52d5\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30e6\u30fc\u30b6\u30fc\u304c\u5b9f\u969b\u306b\u4f53\u9a13\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u6b63\u78ba\u306b\u628a\u63e1\u3067\u304d\u3001\u7279\u5b9a\u306e\u30e6\u30fc\u30b6\u30fc\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u306e\u307f\u5f71\u97ff\u3059\u308b\u554f\u984c\u3092\u767a\u898b\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id='7-\u52b9\u679c\u7684\u306a\u56de\u5e30\u691c\u51fa'  id=\"boomdevs_51\">7. \u52b9\u679c\u7684\u306a\u56de\u5e30\u691c\u51fa<\/h4>\n<p>\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u306b\u3088\u308a\u3001\u30b3\u30fc\u30c9\u306e\u53cd\u6620\u3001\u6a5f\u80fd\u30ea\u30ea\u30fc\u30b9\u3001\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u66f4\u65b0\u5f8c\u306e\u6027\u80fd\u4f4e\u4e0b\u304c\u5373\u5ea7\u306b\u691c\u51fa\u3055\u308c\u307e\u3059\u3002\u30c1\u30fc\u30e0\u306f\u65e9\u671f\u306b\u56de\u5e30\u3092\u7279\u5b9a\u3057\u3001\u5e83\u7bc4\u56f2\u3078\u306e\u5f71\u97ff\u304c\u51fa\u308b\u524d\u306b\u554f\u984c\u306e\u3042\u308b\u5909\u66f4\u3092\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id='8-\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u8105\u5a01\u691c\u77e5\u306e\u5f37\u5316'  id=\"boomdevs_52\">8. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u8105\u5a01\u691c\u77e5\u306e\u5f37\u5316<\/h4>\n<p>\u4e00\u90e8\u306e\u76e3\u8996\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u7570\u5e38\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30bf\u30fc\u30f3\u3001\u4fb5\u5165\u8a66\u884c\u3092\u691c\u51fa\u3059\u308b\u6a5f\u80fd\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u65e9\u671f\u8b66\u544a\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u3001\u30d6\u30e9\u30f3\u30c9\u4fe1\u983c\u3092\u7dad\u6301\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h2 id='\u7d50\u8ad6'  id=\"boomdevs_53\">\u7d50\u8ad6<\/h2>\n<p>2026 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class=\"dcm_inblog_cta\">\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fe1\u983c\u6027\u5411\u4e0a\u3092\u4eca\u3059\u3050\u59cb\u3081\u307e\u3057\u3087\u3046<\/p>\n<p style=\"font-size: 22px;\">\u5b9f\u30d6\u30e9\u30a6\u30b6\u30c6\u30b9\u30c8\u3001\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u30a2\u30e9\u30fc\u30c8\u3001\u5408\u6210\u76e3\u8996\u3001\u6df1\u3044\u6027\u80fd\u306e\u6d1e\u5bdf\u306a\u3069\u3001\u30d6\u30e9\u30a6\u30b6\u76e3\u8996\u306e\u5229\u70b9\u3092\u30d5\u30eb\u306b\u4f53\u9a13\u3059\u308b\u6e96\u5099\u306f\u3067\u304d\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n<p style=\"font-size: 22px;\">\u4eca\u3059\u3050\u7121\u6599\u30c8\u30e9\u30a4\u30a2\u30eb\u3092\u958b\u59cb\u3057\u3066\u3001Dotcom-Monitor 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