\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u624b\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f
\n\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u5411\u4e0a\u3084\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u6700\u9069\u5316 (SEO) \u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n
\u4ee5\u4e0b\u306b\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u624b\u6cd5\u3092\u3044\u304f\u3064\u304b\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n
\u753b\u50cf\u306e\u6700\u9069\u5316<\/p>\n
\u5727\u7e2e \u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u5727\u7e2e\u3059\u308b\u3053\u3068\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3057\u3001\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30c4\u30fc\u30eb\u3068\u3057\u3066\u306f\u3001TinyPNG\u3084ImageOptim\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u9069\u5207\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u9078\u629e \u4f8b\u3048\u3070\u3001\u5199\u771f\u306b\u306fJPEG\u3001\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u306fPNG\u3084SVG\u3092\u4f7f\u7528\u3059\u308b\u306a\u3069\u3001\u9069\u5207\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
WebP\u5f62\u5f0f\u306f\u3001JPEG\u3084PNG\u3088\u308a\u3082\u512a\u308c\u305f\u5727\u7e2e\u7387\u3092\u6301\u3061\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306e\u6539\u5584\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p>\n
\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5229\u7528<\/p>\n
\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5 \u30b5\u30fc\u30d0\u30fc\u304b\u3089\u9759\u7684\u30d5\u30a1\u30a4\u30eb\uff08\u753b\u50cf\u3001CSS\u3001JavaScript\uff09\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u305f\u5f8c\u3001\u6b21\u56de\u306e\u30a2\u30af\u30bb\u30b9\u6642\u306b\u30d6\u30e9\u30a6\u30b6\u304c\u305d\u308c\u3089\u3092\u518d\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u305b\u305a\u306b\u6e08\u3080\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n
\u30b5\u30fc\u30d0\u30fc\u30ad\u30e3\u30c3\u30b7\u30e5 \u30b5\u30fc\u30d0\u30fc\u5074\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u8a2d\u5b9a\u3057\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u3092\u4fdd\u5b58\u3057\u3066\u3001\u540c\u69d8\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u6642\u9593\u3092\u77ed\u7e2e\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n
CSS\u3068JavaScript\u306e\u6700\u9069\u5316<\/p>\n
\u30df\u30cb\u30d5\u30a1\u30a4 \u4f7f\u7528\u3057\u306a\u3044\u30b9\u30da\u30fc\u30b9\u3084\u30b3\u30e1\u30f3\u30c8\u3092\u524a\u9664\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002<\/p>\n
\u30c4\u30fc\u30eb\u3068\u3057\u3066\u306f\u3001UglifyJS\u3084CSSNano\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u975e\u540c\u671f\u8aad\u307f\u8fbc\u307f JavaScript\u30d5\u30a1\u30a4\u30eb\u3092\u975e\u540c\u671f\u3067\u8aad\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u30da\u30fc\u30b8\u306e\u8868\u793a\u6642\u9593\u3092\u77ed\u7e2e\u3057\u307e\u3059\u3002<\/p>\n
\u5c5e\u6027\u3068\u3057\u3066async\u3084defer\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CDN) \u306e\u5229\u7528<\/p>\n
CDN\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5730\u7406\u7684\u306b\u8fd1\u3044\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u4fe1\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u3088\u308a\u65e9\u304f\u30da\u30fc\u30b8\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002<\/p>\n
Cloudflare\u3084AWS CloudFront\u306a\u3069\u304c\u4e00\u822c\u7684\u306a\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<\/p>\n
\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u306e\u6539\u5584<\/p>\n
\u4f7f\u7528\u4e2d\u306e\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9\u304c\u9045\u3044\u5834\u5408\u3001\u3088\u308a\u901f\u3044\u30b5\u30fc\u30d3\u30b9\u306b\u79fb\u884c\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3059\u308b\u3002<\/p>\n
\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u3092\u898b\u76f4\u3057\u3001\u4e0d\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u3084\u30ea\u30bd\u30fc\u30b9\u306e\u6d88\u8cbb\u3092\u524a\u6e1b\u3057\u307e\u3059\u3002<\/p>\n
AMP\uff08Accelerated Mobile Pages\uff09\u306e\u4f7f\u7528<\/p>\n
Google\u304c\u63a8\u5968\u3059\u308b\u3001\u30e2\u30d0\u30a4\u30eb\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u3092\u9ad8\u901f\u5316\u3059\u308b\u305f\u3081\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002<\/p>\n
\u7279\u306b\u30e2\u30d0\u30a4\u30eb\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3092\u5411\u4e0a\u3055\u305b\u305f\u3044\u5834\u5408\u306b\u6709\u52b9\u3067\u3059\u3002<\/p>\n
Lazy Loading\u306e\u5b9f\u88c5<\/p>\n
\u753b\u50cf\u3084\u30d3\u30c7\u30aa\u306a\u3069\u306e\u30e1\u30c7\u30a3\u30a2\u3092\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30b9\u30af\u30ed\u30fc\u30eb\u306b\u3088\u3063\u3066\u5f90\u3005\u306b\u8aad\u307f\u8fbc\u3080\u624b\u6cd5\u3067\u3059\u3002<\/p>\n
\u3053\u308c\u306b\u3088\u308a\u3001\u521d\u671f\u8868\u793a\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30d5\u30a9\u30f3\u30c8\u306e\u6700\u9069\u5316<\/p>\n
\u30a6\u30a7\u30d6\u30d5\u30a9\u30f3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u5fc5\u8981\u306a\u6587\u5b57\u30bb\u30c3\u30c8\u306e\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b\u304b\u3001\u30d5\u30a9\u30f3\u30c8\u306e\u8868\u793a\u3092\u9ad8\u901f\u5316\u3055\u305b\u308b\u305f\u3081\u306efont-display\u30d7\u30ed\u30d1\u30c6\u30a3\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\u6839\u62e0
\n– Google\u306e\u63d0\u4f9b\u3059\u308bPageSpeed Insights\u3084Lighthouse\u306e\u30ec\u30dd\u30fc\u30c8\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u624b\u6cd5\u306e\u91cd\u8981\u6027\u3092\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u7279\u306b\u3001\u753b\u50cf\u306e\u6700\u9069\u5316\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5229\u7528\u306f\u3001\u983b\u7e41\u306b\u6307\u6458\u3055\u308c\u308b\u6539\u5584\u70b9\u3067\u3059\u3002<\/p>\n
– \u307e\u305f\u3001Moz\u3084Search Engine Journal\u306a\u3069\u306eSEO\u306b\u95a2\u3059\u308b\u6a29\u5a01\u3042\u308b\u30b5\u30a4\u30c8\u3067\u3082\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306e\u6539\u5584\u304cSEO\u306b\u53ca\u307c\u3059\u5f71\u97ff\u306b\u3064\u3044\u3066\u8a73\u3057\u3044\u89e3\u8aac\u304c\u3055\u308c\u3066\u304a\u308a\u3001Google\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u304f\u78ba\u8a8d\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u3089\u306e\u624b\u6cd5\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u77ed\u304f\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u96e2\u8131\u7387\u306e\u4f4e\u4e0b\u3084\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3067\u306e\u9806\u4f4d\u5411\u4e0a\u304c\u671f\u5f85\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u304cSEO\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3068\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u304b\uff1f
\n\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306f\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u304c\u30e6\u30fc\u30b6\u30fc\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u5b8c\u5168\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u6307\u3057\u3001SEO\uff08\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u6700\u9069\u5316\uff09\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3053\u3053\u3067\u306f\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u304cSEO\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3068\u305d\u306e\u6839\u62e0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n
\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u304cSEO\u306b\u4e0e\u3048\u308b\u5f71\u97ff<\/p>\n
\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u3068\u3057\u3066\u306e\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9<\/p>\n
Google\u306f\u516c\u5f0f\u306b\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u306e\u4e00\u3064\u3068\u3057\u3066\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u7279\u306b\u30e2\u30d0\u30a4\u30eb\u691c\u7d22\u7d50\u679c\u306b\u304a\u3044\u3066\u306f\u3001\u3088\u308a\u91cd\u8981\u8996\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u901f\u3044\u30da\u30fc\u30b8\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u304c\u5411\u4e0a\u3059\u308b\u305f\u3081\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u30e6\u30fc\u30b6\u30fc\u306b\u5bfe\u3057\u3066\u3088\u308a\u512a\u308c\u305f\u7d50\u679c\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u305d\u3046\u3057\u305f\u30da\u30fc\u30b8\u3092\u512a\u5148\u7684\u306b\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n
\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u5411\u4e0a<\/p>\n
\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u901f\u3044\u307b\u3069\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30a4\u30c8\u306e\u76f4\u5e30\u7387\u304c\u4e0b\u304c\u308a\u3001\u6ede\u5728\u6642\u9593\u304c\u4f38\u3073\u308b\u3068\u3044\u3063\u305f\u30dd\u30b8\u30c6\u30a3\u30d6\u306a\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n
\u7bc0\u7d04\u3055\u308c\u305f\u6570\u79d2\u304c\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u3001\u30ea\u30d4\u30fc\u30bf\u30fc\u7387\u3084\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u306e\u6539\u5584\u306b\u3082\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>\n
\u30af\u30ed\u30fc\u30eb\u52b9\u7387\u306e\u5411\u4e0a<\/p>\n
\u30da\u30fc\u30b8\u304c\u901f\u304f\u8aad\u307f\u8fbc\u307e\u308c\u308b\u3068\u3001Google\u306e\u30af\u30ed\u30fc\u30e9\u30fc\u304c\u3088\u308a\u52b9\u7387\u7684\u306b\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u30af\u30ed\u30fc\u30eb\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306b\u3088\u308a\u3001\u65b0\u3057\u3044\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u66f4\u65b0\u3055\u308c\u305f\u60c5\u5831\u304c\u901f\u3084\u304b\u306b\u691c\u7d22\u7d50\u679c\u306b\u53cd\u6620\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n
\u6839\u62e0<\/p>\n
Google\u306e\u516c\u5f0f\u58f0\u660e<\/p>\n
2010\u5e74\u3001Google\u306f\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u691c\u7d22\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u3068\u3057\u3066\u8ffd\u52a0\u3057\u30012018\u5e74\u306b\u306f\u30e2\u30d0\u30a4\u30eb\u691c\u7d22\u306b\u3082\u9069\u7528\u3057\u307e\u3057\u305f\u3002<\/p>\n
Google\u306e\u30a6\u30a7\u30d6\u30de\u30b9\u30bf\u30fc\u5411\u3051\u516c\u5f0f\u30d6\u30ed\u30b0\u3084\u69d8\u3005\u306a\u516c\u5f0f\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u3066\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306e\u91cd\u8981\u6027\u304c\u8a00\u53ca\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u30e6\u30fc\u30b6\u30fc\u884c\u52d5\u30c7\u30fc\u30bf<\/p>\n
Akamai\u306e\u8abf\u67fb\u306b\u3088\u308c\u3070\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c1\u79d2\u9045\u308c\u308b\u3054\u3068\u306b\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u304c7\uff05\u6e1b\u5c11\u3059\u308b\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30fc\u306e40\uff05\u304c3\u79d2\u4ee5\u5185\u306b\u30ed\u30fc\u30c9\u3055\u308c\u306a\u3044\u30da\u30fc\u30b8\u3092\u96e2\u8131\u3059\u308b\u3068\u3059\u308b\u30c7\u30fc\u30bf\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3<\/p>\n
\u5927\u624b\u4f01\u696d\u304c\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u3067\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u5897\u52a0\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u306e\u6539\u5584\u3092\u9054\u6210\u3057\u305f\u4e8b\u4f8b\u304c\u591a\u6570\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u4f8b\u3048\u3070\u3001Walmart\u306f\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u30921\u79d2\u77ed\u7e2e\u3059\u308b\u3053\u3068\u3067\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u304c2\uff05\u5897\u52a0\u3057\u305f\u3068\u5831\u544a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u6539\u5584\u65b9\u6cd5<\/p>\n
\u753b\u50cf\u306e\u6700\u9069\u5316<\/p>\n
\u753b\u50cf\u3092\u5727\u7e2e\u3057\u3001\u6700\u9069\u306a\u5f62\u5f0f\u3067\u4fdd\u5b58\u3059\u308b\u3053\u3068\u3067\u3001\u30da\u30fc\u30b8\u30b5\u30a4\u30ba\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/p>\n
\u30e6\u30fc\u30b6\u30fc\u306e\u30d6\u30e9\u30a6\u30b6\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u518d\u8a2a\u6642\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u77ed\u7e2e\u3057\u307e\u3059\u3002<\/p>\n
\u4e0d\u8981\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u306e\u524a\u9664\u3084\u9045\u5ef6\u30ed\u30fc\u30c9<\/p>\n
\u4f7f\u7528\u3057\u3066\u3044\u306a\u3044\u30b9\u30af\u30ea\u30d7\u30c8\u3084CSS\u3092\u524a\u9664\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u975e\u540c\u671f\u306b\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u3067\u3001\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n
\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08CDN\uff09\u306e\u5229\u7528<\/p>\n
CDN\u306f\u3001\u4e16\u754c\u4e2d\u306e\u8907\u6570\u306e\u30b5\u30fc\u30d0\u30fc\u3092\u901a\u3058\u3066\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u914d\u4fe1\u3057\u3001\u5730\u7406\u7684\u306b\u8fd1\u3044\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001\u30ed\u30fc\u30c9\u6642\u9593\u3092\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u306f\u3001SEO\u52b9\u679c\u306e\u307f\u306a\u3089\u305a\u3001\u30d3\u30b8\u30cd\u30b9\u306e\u6210\u529f\u306b\u76f4\u7d50\u3059\u308b\u91cd\u8981\u306a\u65bd\u7b56\u3067\u3059\u3002<\/p>\n
\u3053\u308c\u3092\u610f\u8b58\u3057\u3066\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3001\u7d50\u679c\u7684\u306b\u30e6\u30fc\u30b6\u30fc\u6e80\u8db3\u5ea6\u3084\u58f2\u4e0a\u306b\u5927\u304d\u304f\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p>\n
\u52b9\u679c\u7684\u306b\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u6e2c\u5b9a\u3059\u308b\u65b9\u6cd5\u306f\u3042\u308a\u307e\u3059\u304b\uff1f
\n\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u52b9\u679c\u7684\u306b\u6e2c\u5b9a\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u306b\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n
1. \u30c4\u30fc\u30eb\u306e\u5229\u7528<\/p>\n
a. Google PageSpeed Insights<\/p>\n
\u6982\u8981 Google PageSpeed Insights\u306f\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3057\u3001\u6539\u5584\u30dd\u30a4\u30f3\u30c8\u3092\u6307\u6458\u3059\u308b\u7121\u6599\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n
\u6a5f\u80fd \u30e2\u30d0\u30a4\u30eb\u3068\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u306e\u901f\u5ea6\u30b9\u30b3\u30a2\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n
Core Web Vitals\uff08LCP\u3001FID\u3001CLS\uff09\u306b\u95a2\u3059\u308b\u60c5\u5831\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u6839\u62e0 Google\u306f\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u4e00\u90e8\u3068\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u691c\u7d22\u7d50\u679c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u6307\u6a19\u3092\u76f4\u63a5\u5206\u6790\u3059\u308b\u305f\u3081\u3001\u4fe1\u983c\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
b. GTmetrix<\/p>\n
\u6982\u8981 GTmetrix\u306f\u5206\u6790\u306e\u8a73\u7d30\u5ea6\u3084\u8996\u899a\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u512a\u308c\u3066\u3044\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n
\u6a5f\u80fd \u30da\u30fc\u30b8\u306e\u901f\u5ea6\u3001\u30b5\u30a4\u30ba\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u6570\u306e\u5206\u6790\u306b\u52a0\u3048\u3001\u30d3\u30c7\u30aa\u518d\u751f\u3084\u30a6\u30a9\u30fc\u30bf\u30fc\u30d5\u30a9\u30fc\u30eb\u30c1\u30e3\u30fc\u30c8\u306e\u63d0\u4f9b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u6839\u62e0 Web\u6027\u80fd\u6e2c\u5b9a\u306e\u696d\u754c\u6a19\u6e96\u3068\u3055\u308c\u3001\u591a\u304f\u306e\u958b\u767a\u8005\u304c\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
c. WebPageTest<\/p>\n
\u6982\u8981 WebPageTest\u306f\u8a73\u7d30\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3059\u308b\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n
\u6a5f\u80fd \u5730\u57df\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u6307\u5b9a\u3057\u3066\u30c6\u30b9\u30c8\u53ef\u80fd\u3002<\/p>\n
\u307e\u305f\u3001\u63a5\u7d9a\u901f\u5ea6\u306e\u8a2d\u5b9a\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n
\u6839\u62e0 \u591a\u69d8\u306a\u6761\u4ef6\u4e0b\u3067\u306e\u6e2c\u5b9a\u304c\u53ef\u80fd\u3067\u3001\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u74b0\u5883\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3067\u304d\u307e\u3059\u3002<\/p>\n
2. \u6e2c\u5b9a\u3059\u3079\u304d\u4e3b\u8981\u6307\u6a19<\/p>\n
a. Largest Contentful Paint (LCP)<\/p>\n
\u6982\u8981 \u30da\u30fc\u30b8\u306e\u4e3b\u8981\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8aad\u307f\u8fbc\u307f\u6642\u9593\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u76ee\u6a19 2.5\u79d2\u4ee5\u5185
\n\u6839\u62e0 \u30da\u30fc\u30b8\u304c\u3069\u308c\u3060\u3051\u65e9\u304f\u8996\u899a\u7684\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u304b\u304c\u30e6\u30fc\u30b6\u30fc\u306e\u521d\u671f\u5370\u8c61\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002<\/p>\n
b. First Input Delay (FID)<\/p>\n
\u6982\u8981 \u30e6\u30fc\u30b6\u30fc\u521d\u56de\u306e\u64cd\u4f5c\u306b\u5bfe\u3059\u308b\u5fdc\u7b54\u901f\u5ea6\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u76ee\u6a19 100\u30df\u30ea\u79d2\u4ee5\u5185
\n\u6839\u62e0 \u5fdc\u7b54\u6027\u306e\u9ad8\u3044\u30da\u30fc\u30b8\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30b9\u30c8\u30ec\u30b9\u3092\u8efd\u6e1b\u3057\u3001\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u3092\u9ad8\u3081\u307e\u3059\u3002<\/p>\n
c. Cumulative Layout Shift (CLS)<\/p>\n
\u6982\u8981 \u30da\u30fc\u30b8\u306e\u8996\u899a\u7684\u5b89\u5b9a\u6027\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u76ee\u6a19 0.1\u4ee5\u4e0b
\n\u6839\u62e0 \u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u7a81\u7136\u52d5\u3044\u3066\u3057\u307e\u3046\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306b\u60aa\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u305f\u3081\u3001\u8996\u899a\u7684\u5b89\u5b9a\u6027\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n
3. \u6e2c\u5b9a\u65b9\u6cd5\u306e\u983b\u5ea6\u3068\u5206\u6790<\/p>\n
\u5b9a\u671f\u7684\u306a\u6e2c\u5b9a \u7279\u306b\u5909\u66f4\u5f8c\u3059\u3050\u3001\u307e\u305f\u306f\u5b9a\u671f\u66f4\u65b0\u6642\u306b\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n
\u6539\u5584\u30b5\u30a4\u30af\u30eb\u306e\u5c0e\u5165 \u6e2c\u5b9a\u7d50\u679c\u306b\u57fa\u3065\u3044\u3066\u3001\u30da\u30fc\u30b8\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6bb5\u968e\u7684\u306b\u6539\u5584\u3057\u307e\u3059\u3002<\/p>\n
4. \u6e2c\u5b9a\u7d50\u679c\u306e\u5229\u7528<\/p>\n
\u5831\u544a\u3068\u5171\u6709 \u8a08\u6e2c\u3069\u3046\u306e\u30c7\u30fc\u30bf\u306f\u3001\u95a2\u4fc2\u8005\u3068\u5171\u6709\u3057\u3001\u6539\u5584\u30d7\u30e9\u30f3\u306e\u7b56\u5b9a\u306b\u5f79\u7acb\u3066\u307e\u3059\u3002<\/p>\n
\u30d3\u30b8\u30e5\u30a2\u30eb\u30c7\u30fc\u30bf\u306e\u6d3b\u7528 \u30c1\u30e3\u30fc\u30c8\u3084\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u5229\u7528\u3057\u3066\u3001\u7d50\u679c\u3092\u8996\u899a\u7684\u306b\u7406\u89e3\u3057\u3084\u3059\u304f\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n
\u3053\u306e\u3088\u3046\u306b\u3001\u9069\u5207\u306a\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3066\u4e3b\u8981\u6307\u6a19\u3092\u6e2c\u5b9a\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u7d99\u7d9a\u7684\u306b\u6539\u5584\u306b\u6d3b\u7528\u3059\u308b\u3053\u3068\u304c\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u306e\u6700\u9069\u5316\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n
\u5229\u7528\u3059\u308b\u30c4\u30fc\u30eb\u3084\u6307\u6a19\u306e\u6839\u62e0\u306f\u30a6\u30a7\u30d6\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u5411\u4e0a\u306b\u76f4\u7d50\u3059\u308b\u305f\u3081\u3001\u591a\u304f\u306e\u958b\u767a\u8005\u3084\u4f01\u696d\u306b\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3010\u8981\u7d04\u3011
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