{"id":427,"date":"2021-06-11T13:10:07","date_gmt":"2021-06-11T04:10:07","guid":{"rendered":"https:\/\/www.smt-net.co.jp\/column\/?p=427"},"modified":"2021-12-16T17:39:13","modified_gmt":"2021-12-16T08:39:13","slug":"core-web-vitals","status":"publish","type":"post","link":"https:\/\/www.smt-net.co.jp\/column\/core-web-vitals\/","title":{"rendered":"\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u3068\u306f\uff1f"},"content":{"rendered":"\n

\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3082\u8aad\u307e\u308c\u3066\u3044\u307e\u3059
\u30b5\u30fc\u30d0\u30fc\u3068\u30c9\u30e1\u30a4\u30f3\u306e\u57fa\u790e\u77e5\u8b58\u3000\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306e\u904b\u7528\u306b\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u30b5\u30fc\u30d0\u30fc\u30fb\u30c9\u30e1\u30a4\u30f3\u306b\u3064\u3044\u3066\u7d39\u4ecb\u3057\u307e\u3059<\/a><\/p>\n\n\n\n

\u521d\u3081\u306b\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Web Vitals\uff09\u3068\u306f\uff1f<\/h2>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n

\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u826f\u8cea\u306a\u30b5\u30a4\u30c8\u306e\u54c1\u8cea\u3092\u4fdd\u8a3c\u3059\u308b\u91cd\u8981\uff08Vitals\uff09\u306a\u57fa\u6e96\u306e\u4e8b\u3002<\/span><\/p>\n\n\n\n

\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u306e\u300c\u4f7f\u3044\u3084\u3059\u3055\u30fb\u898b\u3084\u3059\u3055\u300d\u306f\u4eba\u306b\u3088\u3063\u3066\u69d8\u3005\u3067\u3042\u308a\u3001\u305d\u308c\u306f\u74b0\u5883\u3084\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u3082\u5927\u304d\u304f\u7570\u306a\u3063\u3066\u304f\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u5b9f\u306f\u3053\u306e\u30b5\u30a4\u30c8\u306e\u300c\u4f7f\u3044\u3084\u3059\u3055\u30fb\u898b\u3084\u3059\u3055\u300d\u306e\u57fa\u6e96\u306f\u4eca\u307e\u3067\u3068\u3066\u3082\u4e0d\u660e\u78ba\u306a\u3082\u306e<\/strong>\u3067\u3057\u305f\u3002
Google\u306f\u3053\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u300c\u4f7f\u3044\u3084\u3059\u3055\u30fb\u898b\u3084\u3059\u3055\u300d\u3092\u660e\u78ba\u5316\u3059\u308b\u305f\u3081\u306b\u5b9a\u3081\u305f\u3082\u306e\u304c\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Web Vitals\uff09<\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n

\u4e2d\u3067\u3082\u7279\u306b\u91cd\u8981\u306a\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u3068\u306f\uff1f<\/strong><\/strong><\/h3>\n\n\n\n

Google\u306f\u5171\u901a\u306e\u57fa\u6e96\u3068\u3057\u3066\u3001\uff08\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u30fb\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u6027\u30fb\u8996\u899a\u6027\uff09\u306e3\u3064\u3092\u91cd\u8981\uff08Vitals\uff09\u306a\u30b7\u30b0\u30ca\u30eb\u30bb\u30c3\u30c8<\/span>\u3068\u3057\u3001\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u3068\u3057\u3066\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

Google\u306e\u7814\u7a76\u3067\u306f\u30e2\u30d0\u30a4\u30eb\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u306b3\u79d2\u4ee5\u4e0a\u304b\u304b\u308b\u306853%\u304c\u96e2\u8131\u3059\u308b\u3068\u767a\u8868\u3057\u3066\u3044\u307e\u3059\u3002
\u4e00\u6982\u306b\u30b5\u30a4\u30c8\u306e\u554f\u984c\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u304c\u3001\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u306f\u65e9\u3044\u65b9\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

\n\"Staff\"\n<\/div><\/div><\/div>
Staff<\/div><\/div>
<\/svg><\/div>

\u3069\u3093\u306a\u74b0\u5883\u3084\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u3067\u3082\u30b9\u30c8\u30ec\u30b9\u611f\u3058\u305a\u3001WEB\u30b5\u30a4\u30c8\u3092\u898b\u308c\u308b\u4e8b\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u3053\u3068\u3067\u3059\u304b\u3089\u306d!<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n

\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u306f3\u3064\u306e\u57fa\u6e96\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u308b<\/h3>\n\n\n\n

\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u306f3\u3064\u306e\u57fa\u6e96<\/span>\u304b\u3089\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\"\"
\u51fa\u5178\uff1aGoogle Developers Japan<\/figcaption><\/figure>\n\n\n\n

Largest Contentful Paint\uff08LCP\uff09<\/h4>\n\n\n\n

\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u306e\u901f\u5ea6\uff08\u30da\u30fc\u30b8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u8aad\u307f\u8fbc\u307e\u308c\u305f\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u6642\u9593\uff09\u3092\u6e2c\u5b9a\u3057\u3001\u65e9\u3051\u308c\u3070\u65e9\u3044\u307b\u3069\u512a\u308c\u305fUX\uff08\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\uff09\u3068\u8a55\u4fa1\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u30cd\u30c3\u30c8\u74b0\u5883\u306b\u5f71\u97ff\u3055\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u3069\u3093\u306a\u74b0\u5883\u306b\u304a\u3044\u3066\u3082\u30da\u30fc\u30b8\u8aad\u307f\u8fbc\u307f\u306e75%\u304c2.5\u79d2\u4ee5\u5185\u306b\u8868\u793a<\/span>\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

First Input Delay\uff08FID\uff09<\/h4>\n\n\n\n

\u30e6\u30fc\u30b6\u30fc\u304c\u64cd\u4f5c\u3092\u958b\u59cb\u3057\u3066\u304b\u3089\u306e\u5fdc\u7b54\u6642\u9593\u3092\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002
\u30e6\u30fc\u30b6\u30fc\u304c\u30b5\u30a4\u30c8\u306b\u8a2a\u308c\u3066\u304b\u3089\uff08\u7b2c\u4e00\u5370\u8c61\uff09\u6700\u521d\u306b\u884c\u3063\u305f\u64cd\u4f5c\uff08\u30af\u30ea\u30c3\u30af\u3001\u30bf\u30c3\u30d7\u3001\u30c6\u30ad\u30b9\u30c8\u6570\u5b57\u306e\u5165\u529b\uff09\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u6642\u9593\u3092\u6e2c\u5b9a\u3092\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30cd\u30c3\u30c8\u74b0\u5883\u306b\u5f71\u97ff\u3055\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u3069\u3093\u306a\u74b0\u5883\u306b\u304a\u3044\u3066\u3082100\u30df\u30ea\u79d2\u4ee5\u4e0b\u306e\u9045\u5ef6<\/span>\u306b\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

Cumulative Layout Shift\uff08CLS\uff09<\/h4>\n\n\n\n

\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5b89\u5b9a\u6027\uff08\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u30ba\u30ec\u306a\u3069\uff09\u3001\u8996\u899a\u7684\u306a\u5b89\u5b9a\u6027\u3092\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u753b\u50cf\u306a\u3069\u8aad\u307f\u8fbc\u3093\u3067\u3044\u308b\u9014\u4e2d\u3068\u8868\u793a\u3057\u305f\u969b\u306b\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ba\u30ec\u3092\u6e2c\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002
\u3053\u306e\u969b\u306b\u30b5\u30a4\u30c8\u5185\u306b\u8868\u793a\u30ba\u30ec\u304c\u3042\u308b\u3068\u8a55\u4fa1\u306f\u4e0b\u304c\u308a\u307e\u3059\u3002\u3053\u306e\u30ba\u30ec\u30920.1\u672a\u6e80\u306b\u7dad\u6301\u3059\u308b\u3053\u3068<\/span>\u304c\u63a8\u5968\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u3067SEO<\/h2>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n

\u5f53\u521d\u306e\u767a\u8868<\/a>\u3067\u306f\u4eca\u5e74\u306e5\u6708\u304b\u3089\u6bb5\u968e\u7684\u306b\u958b\u59cb\u3059\u308b\u3068\u767a\u8868\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001
2021\u5e74\u306e4\u6708\u306e\u30d6\u30ed\u30b0<\/a><\/span>\u306b\u3066\u6539\u3081\u3066\u30012021\u5e74\u306e6\u6708\u4e2d\u65ec\u304b\u3089\u300c\u691c\u7d22\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u6bb5\u968e\u7684\u306b\u30da\u30fc\u30b8\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u4f7f\u7528\u3092\u958b\u59cb\u3057\u307e\u3059\u300d\u3068\u767a\u8868\u3057\u307e\u3057\u305f\u3002<\/strong><\/p>\n\n\n\n

\u3044\u307e\u307e\u3067\u306eGoogle\u306e\u691c\u7d22\u30e9\u30f3\u30ad\u30f3\u30b0\u8a55\u4fa1\u57fa\u6e96<\/h3>\n\n\n\n

\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\u304c\u8ffd\u52a0\u3055\u308c\u308b\u524d\u306e\u691c\u7d22\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u5f71\u97ff\u3059\u308b\u8981\u7d20\u306f4\u3064\uff08\u30e2\u30d0\u30a4\u30eb\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u3001\u30bb\u30fc\u30d5\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3001HTTPS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u7169\u308f\u3057\u3044\u30a4\u30f3\u30bf\u30fc\u30b9\u30c6\u30a3\u30b7\u30e3\u30eb\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/strong>\uff09\u3067\u3057\u305f\u3002<\/p>\n\n\n\n

\"\"
\u51fa\u5178\uff1a Google \u691c\u7d22\u30bb\u30f3\u30c8\u30e9\u30eb \u30d6\u30ed\u30b0<\/figcaption><\/figure>\n\n\n\n

\u30e2\u30d0\u30a4\u30eb\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc<\/h4>\n\n\n\n

\u30b5\u30a4\u30c8\u304c\u30b9\u30de\u30db\u7528\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u5224\u65ad\u3057\u3066\u3044\u307e\u3059\u3002
\u30b9\u30de\u30db\u7528\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u691c\u7d22\u9806\u4f4d\u304c\u5927\u5e45\u306b\u4e0b\u304c\u308b\u53ef\u80fd\u6027<\/span>\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n

\u81ea\u5206\u306e\u30b5\u30a4\u30c8\u304c\u30b9\u30de\u30db\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u306f\u3053\u3061\u3089<\/a><\/span>\u3067\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

\u30e2\u30d0\u30a4\u30eb\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306b\u3064\u3044\u3066<\/a><\/span><\/p>\n\n\n\n

\n\"Staff\"\n<\/div><\/div><\/div>
Staff<\/div><\/div>
<\/svg><\/div>

\u30b5\u30a4\u30c8\u304c\u30b9\u30de\u30db\u7528\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u6587\u5b57\u304c\u753b\u50cf\u304c\u5c0f\u3055\u304f\u3068\u3066\u3082\u898b\u3065\u3089\u3044\u3067\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u3082\u826f\u3044\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n\n\n\n

\u30bb\u30fc\u30d5\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0<\/h4>\n\n\n\n

\u958b\u3044\u305f\u30b5\u30a4\u30c8\u304c\u5b89\u5168\u304b\u3069\u3046\u304b\u3092\u76e3\u8996\u3057\u3066\u3044\u307e\u3059\u3002\uff08\u5371\u967a\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u62e1\u5f35\u6a5f\u80fd\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3084\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u3001\u307e\u305f\u60aa\u610f\u3042\u308b\u30b5\u30a4\u30c8\u3078\u306e\u30ea\u30f3\u30af\u3001Google\u304c\u5b9a\u3081\u308b\u30ea\u30b9\u30c8\u306b\u767b\u9332\u3055\u308c\u3066\u3044\u306a\u3044\u30b5\u30a4\u30c8\uff09\u306f\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u8b66\u544a\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/span><\/p>\n\n\n\n

\u3082\u3061\u308d\u3093\u8b66\u544a\u3092\u8868\u793a\u3055\u308c\u308b\u3068\u691c\u7d22\u9806\u4f4d\u306f\u3082\u3061\u308d\u3093\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3082\u4f4e\u4e0b\u3057\u307e\u3059\u3002
Google\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u554f\u984c\u306e\u30ec\u30dd\u30fc\u30c8\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089<\/a>\u304b\u3089\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

HTTPS\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/h4>\n\n\n\n

HTTPS\uff08Hypertext Transfer Protocol Secure\uff09\u306fhttp\u3088\u308a\u5b89\u5168\u306f\u901a\u4fe1\u624b\u6bb5\u306e\u3053\u3068\u3067\u3059\u3002
\u30c7\u30fc\u30bf\u901a\u4fe1\u304c\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u60c5\u5831\u304c\u6f0f\u6d29\u3057\u3066\u3082\u89e3\u8aad\u3067\u304d\u306a\u3044\u3088\u3046\u306b\u6697\u53f7\u5316\u3057\u305f\u901a\u4fe1\u65b9\u6cd5\u304cHTTPS\u3067\u3059<\/span>\u3002<\/p>\n\n\n\n

\n\"Staff\"\n<\/div><\/div><\/div>
Staff<\/div><\/div>
<\/svg><\/div>

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\n\"Staff\"\n<\/div><\/div><\/div>
Staff<\/div><\/div>
<\/svg><\/div>

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\"\"<\/figure><\/div>\n\n\n\n

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\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb<\/h3>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n

search-console<\/h4>\n\n\n\n

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PageSpeed Insights<\/h4>\n\n\n\n

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lighthouse<\/h4>\n\n\n\n

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\"\"<\/figure><\/div>\n\n\n\n

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Largest Contentful Paint\uff08LCP\uff09<\/h3>\n\n\n\n

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    \u5177\u4f53\u7684\u306b\u306fcss\u306f\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u521d\u671f\u8868\u793a\u4ee5\u5916\u3092\u5225\u9014\u8aad\u307f\u8fbc\u307e\u305b\u305f\u308a\u3001\u8907\u6570css\u3092\u8aad\u307f\u8fbc\u3093\u3067\u308b\u5834\u5408\u306f1\u3064\u306b\u307e\u3068\u3081\u305f\u308a\u3059\u308b\u3053\u3068\u3067\u5bfe\u7b56\u3067\u304d\u307e\u3059\u3002js\u306b\u95a2\u3057\u3066Minify\u5316\u3059\u308b\u306a\u3069\u3067\u5727\u7e2e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

    \u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u6642\u9593\u304c\u9045\u3044<\/h4>\n\n\n\n

    \u30b5\u30fc\u30d0\u30fc\u306b\u95a2\u3057\u3066\u306f\u5b89\u6613\u306b\u5909\u66f4\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002
    \u307e\u305f\u4e0a\u8a18\u306e\u753b\u50cf\u3084\u30d5\u30a1\u30a4\u30eb\u3092\u5727\u7e2e\u3057\u305f\u308a\u8efd\u91cf\u5316\u3059\u308b\u3053\u3068\u3067\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u6642\u9593\u3082\u6539\u5584\u3057\u307e\u3059\u3002
    \u74b0\u5883\u3084\u6642\u9593\u5e2f\u306b\u5de6\u53f3\u3055\u308c\u308b\u3053\u3068\u3082\u591a\u304f\u3001\u305d\u306e\u4ed6\u306e\u539f\u56e0\u3092\u89e3\u6c7a\u3057\u305f\u5f8c\u306b\u305d\u308c\u3067\u3082\u884c\u3044\u305f\u3044\u5834\u5408\u306e\u307f\u306e\u672c\u683c\u7684\u306a\u5bfe\u5fdc\u3067\u3082\u3044\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

    First Input Delay\uff08FID\uff09<\/h3>\n\n\n\n

    \u4e3b\u306bJavascript\u304c\u539f\u56e0\u306e\u4e8b\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n

    \u7121\u99c4\u306aJavascript\u3092\u898b\u3064\u3051\u308b\u306e\u306fChrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u4f7f\u3046\u306e\u304c\u3001\u4e00\u756a\u7c21\u5358\u3067\u65e9\u3044\u3067\u3059\u3002
    \u307e\u305aChrome\u3092\u958b\u3044\u3066F12\u3092\u62bc\u3057\u3066\u300c\u958b\u767a\u8005\u30c4\u30fc\u30eb\u300d\u3092\u958b\u304d\u307e\u3059\u3002
    \u53f3\u4e0a\u306e\u25cf\u304c\u7e26\u306b3\u3064\u4e26\u3093\u3067\u3044\u308b\u3068\u3053\u308d\u3092\u30af\u30ea\u30c3\u30af\u2192\u300cMore tools\u300d\u2192\u300cCoverage\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    \"\"<\/figure><\/div>\n\n\n\n

    \u3059\u308b\u3068\u4e0b\u8a18\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

    \"\"<\/figure><\/div>\n\n\n\n

    \u8d64\u306e\u90e8\u5206\u304c\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\u4f7f\u7528\u3055\u308c\u3066\u3044\u306a\u3044\u90e8\u5206\u306b\u306a\u308b\u306e\u3067\u3053\u306e\u90e8\u5206\u3092\u5bfe\u5fdc\u3059\u308c\u3070\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u304c\u6539\u5584\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

    \u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3092\u59a8\u3052\u308b\u30ea\u30bd\u30fc\u30b9\u304c\u5206\u304b\u3063\u305f\u3089\u6b21\u306f\u5727\u7e2e\u3067\u3059\u3002<\/p>\n\n\n\n

    Minify\u5316<\/span><\/h4>\n\n\n\n

    Minify\u5316\u3092\u3059\u308c\u3070\u30bd\u30fc\u30b9\u3092\u5727\u7e2e\u3059\u308b\u306e\u3067\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u304c\u6539\u5584\u3067\u304d\u307e\u3059\u3002
    \u307e\u305f\u30b3\u30fc\u30c9\u3092\u8aad\u307f\u305a\u3089\u304f\u3059\u308b\u306e\u3067\u3001\u60aa\u7528\u3001\u76d7\u4f5c\u306a\u3069\u9632\u3050\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002
    \u203b\u5727\u7e2e\u3059\u308b\u524d\u306b\u5fc5\u305a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

    \u3053\u3061\u3089\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066Minify\u5316\u3059\u308b\u3068\u3061\u3087\u3063\u3068\u5206\u304b\u308a\u3065\u3089\u3044\u3067\u3059\u304c\u3001\u4e0b\u8a18\u306e\u6bd4\u8f03\u306e\u3088\u3046\u306bjs\u30922\u3064\u521d\u671f\u6bb5\u968e\u3067\u306f\u8aad\u307f\u8fbc\u307e\u306a\u304f\u306a\u308a\u307e\u3057\u305f\u3002\u203bcss\u306fMinify\u5316\u3067\u306f\u306a\u304f\u30af\u30ea\u30c6\u30a3\u30ab\u30ebCSS\u3092\u4f7f\u3046\u307b\u3046\u304c\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u304c\u6539\u5584\u3067\u304d\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

    \"\"<\/figure><\/div>\n\n\n\n

    Cumulative Layout Shift\uff08CLS\uff09<\/h3>\n\n\n\n

    CLS\u306e\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u306e\u306f\u307b\u3068\u3093\u3069\u753b\u50cf\u306a\u3069\u8aad\u307f\u8fbc\u3093\u3067\u3044\u308b\u6700\u4e2d\u3068\u8868\u793a\u3057\u305f\u969b\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u5d29\u308c\u304c\u539f\u56e0\u3067\u3059\u3002
    \u753b\u50cf\u306a\u3069\u3092\u633f\u5165\u3059\u308b\u969b\u306b\u300cwidth\u300d\u300cheight\u300d\u3092\u304d\u3061\u3093\u3068\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3057\u3066\u3042\u3052\u307e\u3057\u3087\u3046\u3002
    \u203b\u8aad\u307f\u8fbc\u3093\u3060\u6642\u70b9\u3067\u5834\u6240\u306e\u78ba\u4fdd\u3092\u3057\u3066\u3042\u3052\u308c\u3070\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ba\u30ec\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

    \u307e\u305fweb\u30d5\u30a9\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u305f\u969b\u306b\u3082\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u30ba\u30ec\u306f\u767a\u751f\u3057\u307e\u3059\u3002font-display<\/span><\/strong>\u306a\u3069\u3092\u6307\u5b9a\u3057\u3066\u306a\u308b\u3079\u304f\u30ba\u30ec\u306a\u3044\u5bfe\u7b56\u3092\u53d6\u308a\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n

    \u307e\u3068\u3081<\/h2>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n

    2021\u5e745\u6708\u73fe\u5728\u306f\u5927\u304d\u304f5\u3064\u306e\u57fa\u6e96\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u4eca\u5f8c\u3082\u3082\u3061\u308d\u3093\u5897\u3048\u7d9a\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
    \u4eca\u56de\u306e\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\uff08Core Web Vitals\uff09\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u30b4\u30fc\u30eb\u3067\u306f\u7121\u3044\u3068\u601d\u3044\u307e\u3059\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\uff08UX\uff09\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u306b\u7d42\u308f\u308a\u306f\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

    \u4eca\u56de\u306e\u8ffd\u52a0\u3067\u691c\u7d22\u9806\u4f4d\u306b\u5927\u304d\u304f\u95a2\u308f\u308b\u3088\u3046\u306a\u3053\u3068\u306f\u7121\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u691c\u7d22\u9806\u4f4d\u95a2\u4fc2\u306a\u304f\u5bfe\u5fdc\u3057\u3066\u304a\u3044\u305f\u307b\u3046\u304c\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\uff08UX\uff09\u306e\u5411\u4e0a\u306b\u7e4b\u304c\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

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