{"id":526,"date":"2022-05-10T15:06:49","date_gmt":"2022-05-10T06:06:49","guid":{"rendered":"https:\/\/seolab.jp\/blog\/?p=526"},"modified":"2022-05-15T11:43:26","modified_gmt":"2022-05-15T02:43:26","slug":"core-web-vitals-optimization","status":"publish","type":"post","link":"https:\/\/seolab.jp\/blog\/core-web-vitals-optimization\/","title":{"rendered":"Core Web Vitals\u306e\u5bfe\u7b56\u65b9\u6cd5\uff08\u5177\u4f53\u4e8b\u4f8b\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067\uff09"},"content":{"rendered":"\n<p>Core Web Vitals\u306f2021\u5e745\u6708\u304b\u3089\u691c\u7d22\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u7d20\u306b\u7d44\u307f\u8fbc\u307e\u308c\u307e\u3059\u3002\u4eca\u304b\u3089\u6539\u5584\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002&nbsp;<\/p>\n\n\n\n<p>\u4eca\u56de\u306e\u5185\u5bb9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001<strong>PageSpeed Insights\u306e\u30b9\u30b3\u30a2\u309222\u219299\u306b\u4e0a\u3052\u308b<\/strong>\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3088\u3002Core Web Vitals\u3092\u6539\u5584\u3057\u3066\u3001\u30da\u30fc\u30b8\u30b9\u30d4\u30fc\u30c9\u3092\u4e0a\u3052\u305f\u3044\u3068\u3044\u3046\u65b9\u306f\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-0\">Core Web Vitals\u306e3\u3064\u306e\u6307\u6a19<\/h3>\n\n\n\n<p>Core Web Vitals\u306b\u306f\u3001\u6b21\u306e3\u3064\u306e\u6307\u6a19\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"388\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-1024x388.png\" alt=\"\" class=\"wp-image-530\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-1024x388.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-300x114.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-768x291.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-940x356.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e3\u3064\u306e\u6307\u6a19\u306b\u5408\u308f\u305b\u305f\u6539\u5584\u65b9\u6cd5\u3092\u304a\u8a71\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u300cCore Web Vitals\u3063\u3066\u4f55\uff1f\u300d\u3068\u3044\u3046\u65b9\u306f\u3001\u3053\u3061\u3089\u306e\u52d5\u753b\u3092\u5148\u306b\u3054\u89a7\u304f\u3060\u3055\u3044\u3002Core Web Vitals\u306b\u3064\u3044\u3066\u3001\u30bc\u30ed\u304b\u3089\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u3010SEO\u3011Core Web Vitals\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\" width=\"880\" height=\"495\" src=\"https:\/\/www.youtube.com\/embed\/ioYqOicFtX0?start=25&#038;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">LCP\u306e\u6539\u5584<\/h3>\n\n\n\n<p>\u307e\u305a\u306f\u3001LCP\u306e\u6539\u5584\u3067\u3059\u3002LCP\u3068\u306f\u3001<strong>\u6700\u5927\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p><span style=\"text-decoration: underline\">\u30e6\u30fc\u30b6\u30fc\u304c\u30da\u30fc\u30b8\u3092\u958b\u3044\u3066\u6700\u521d\u306b\u51fa\u3066\u304f\u308b\u5927\u304d\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u8868\u793a\u3055\u308c\u308b\u307e\u3067\u306e\u901f\u5ea6\u3092\u901f\u304f\u3059\u308b\u3053\u3068<\/span>\u304cLCP\u306e\u6539\u5584\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u306f\u3001&nbsp;Google\u306e\u691c\u7d22\u7d50\u679c\u306e\u4e0a\u4f4d\u306b\u51fa\u3066\u304f\u308b\u3001\u7d04161\u4e07\u672c\u306eURL\u306eCore Web Vitals\u306e\u6307\u6a19\u3092\u53d6\u5f97\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u4e2d\u3067\u3001LCP\u304c\u9045\u3044\u30da\u30fc\u30b8\u306b\u3088\u304f\u3042\u308b\u30d1\u30bf\u30fc\u30f3\u3092\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-2\">LCP\u304c\u9045\u3044\u30d1\u30bf\u30fc\u30f3\u2460<\/h4>\n\n\n\n<p>LCP\u304c\u9045\u30441\u3064\u76ee\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u201c<span style=\"text-decoration: underline\">\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3044\u308b<\/span>\u201d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3042\u308b\u30d5\u30a1\u30c3\u30b7\u30e7\u30f3\u7cfb\u306eEC\u30b5\u30a4\u30c8\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<span style=\"text-decoration: underline\">PageSpeed Insights\u30b9\u30b3\u30a2\u306f2<\/span>\u3068\u975e\u5e38\u306b\u4f4e\u304f\u3001<span style=\"text-decoration: underline\">LCP\u306b\u306f20\u79d2<\/span>\u3082\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-1024x576.png\" alt=\"\" class=\"wp-image-531\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>Chrome DevTools\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30bf\u30d6\u3092\u898b\u308b\u3068\u3001LCP\u304c\u8868\u793a\u3055\u308c\u308b\u524d\u306b\u3044\u308d\u3093\u306a\u30bf\u30b9\u30af\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"436\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-1024x436.png\" alt=\"\" class=\"wp-image-532\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-1024x436.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-300x128.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-768x327.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-940x400.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u8d64\u304f\u306a\u3063\u3066\u3044\u308b[Task]\u306b\u6ce8\u76ee\u3057\u3066\u304f\u3060\u3055\u3044\u3002JavaScript\u306eLong task\u304c\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-1024x576.png\" alt=\"\" class=\"wp-image-533\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u300cJavaScript\u306e\u5b9f\u884c\u6642\u9593\u304c\u9577\u3059\u304e\u307e\u3059\u300d\u3068\u3044\u3046\u30a2\u30e9\u30fc\u30c8\u304c\u51fa\u3066\u3044\u307e\u3059\u3002\u3053\u3061\u3089\u304c\u8981\u56e0\u3068\u306a\u3063\u3066\u3001LCP\u304c\u9045\u304f\u306a\u3063\u3066\u3044\u308b\u3093\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u3067\u3001JavaScript\u306b\u3064\u3044\u3066\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>JavaScript<\/strong>\u3068\u306f\u3001<span style=\"text-decoration: underline\">Web\u30da\u30fc\u30b8\u306e\u66f8\u304d\u65b9\u3092\u8a18\u8f09\u3057\u305f\u8a2d\u8a08\u66f8<\/span>\u3068\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002Web\u30da\u30fc\u30b8\u306f\u3001CSS\u3084JavaScript\u3001\u753b\u50cf\u306a\u3069\u306e\u8907\u6570\u306e\u30d5\u30a1\u30a4\u30eb\u304b\u30891\u3064\u306e\u30da\u30fc\u30b8\u304c\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7-1024x576.png\" alt=\"\" class=\"wp-image-534\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-7.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>CSS\u3084JavaScript\u304c\u3042\u308b\u304b\u3089\u3053\u305d\u3001\u30c7\u30b6\u30a4\u30f3\u304c\u304d\u308c\u3044\u3067\u52d5\u304d\u306e\u3042\u308b\u30da\u30fc\u30b8\u304c\u4f5c\u3089\u308c\u307e\u3059\u3002\u6b21\u306e\u753b\u50cf\u306f\u79c1\u306e\u30d6\u30ed\u30b0\u3067\u3059\u304c\u3001\u3082\u3057CSS\u3084JavaScript\u304c\u306a\u3044\u72b6\u614b\u3067\u30da\u30fc\u30b8\u3092\u51fa\u529b\u3059\u308b\u3068\u3001\u53f3\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8-1024x576.png\" alt=\"\" class=\"wp-image-535\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-8.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3067\u306f\u3001\u306a\u305c\u3053\u306e\u8a2d\u8a08\u66f8\u304c\u3042\u308b\u3068\u9045\u304f\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<p>\u5b9f\u306fCSS\u3084JavaScript\u304b\u3089Web\u30da\u30fc\u30b8\u3092\u66f8\u3044\u3066\u3044\u308b\u306e\u306f\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3084PC\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u308b<strong>CPU<\/strong>\u3067\u3059\u3002\u6700\u521d\u306bHTML\u304c\u9001\u3089\u308c\u3066\u304d\u3066\u3001\u305d\u306e\u5f8c\u306bCSS\u3084JavaScript\u304c\u5c4a\u304d\u307e\u3059\u3002&nbsp;<\/p>\n\n\n\n<p>JavaScript\u306b\u306f\u3001\u3069\u306e\u3088\u3046\u306b\u30da\u30fc\u30b8\u3092\u66f8\u304f\u304b\u3068\u3044\u3046\u3001To Do\u30ea\u30b9\u30c8\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9-1024x576.png\" alt=\"\" class=\"wp-image-536\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-9.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e\u91cf\u304c\u9069\u5207\u3067\u3042\u308c\u3070\u4f55\u306e\u554f\u984c\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u305f\u304f\u3055\u3093\u306eTo Do\u304c\u3042\u308b\u3068\u3001CPU\u306f\u30d1\u30f3\u30af\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><span style=\"text-decoration: underline\">CPU\u304c\u61f8\u547d\u306bWeb\u30da\u30fc\u30b8\u3092\u66f8\u3044\u3066\u3082\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u3001Long task\u306e\u30a2\u30e9\u30fc\u30c8\u304c\u51fa\u3066\u3057\u307e\u3046<\/span>\u3093\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001\u63cf\u753b\u304c\u9045\u304f\u306a\u308b\uff1dLCP\u304c\u9045\u304f\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001<span style=\"text-decoration: underline\">CSS\u3084JavaScript\u306e\u5b9f\u884c\u6642\u9593\u306e\u77ed\u7e2e\u306f\u3001LCP\u306e\u6539\u5584\u306b\u3068\u3063\u3066\u91cd\u8981<\/span>\u306a\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-3\">LCP\u304c\u9045\u3044\u30d1\u30bf\u30fc\u30f3\u2461<\/h4>\n\n\n\n<p>LCP\u304c\u9045\u30442\u3064\u76ee\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u3001<span style=\"text-decoration: underline\">\u201c\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u901f\u5ea6\u304c\u9045\u3044<\/span>\u201d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3042\u308b\u5927\u624b\u6c42\u4eba\u30b5\u30a4\u30c8\u3092\u307f\u308b\u3068\u3001SEO\u306f\u975e\u5e38\u306b\u5f37\u3044\u3067\u3059\u304c\u3001\u7279\u5b9a\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3060\u3051LCP\u304c\u9045\u3044\u72b6\u614b\u3067\u3057\u305f\u3002\u3053\u306e\u30b5\u30a4\u30c8\u306eChrome DevTools\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u898b\u3066\u307f\u308b\u3068\u3001<span style=\"text-decoration: underline\">LCP\u304c\u51fa\u3066\u304f\u308b\u307e\u3067\u306b6.3\u79d2<\/span>\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10-1024x576.png\" alt=\"\" class=\"wp-image-537\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-10.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u4e00\u65b9\u3067\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8fd4\u5374\u3055\u308c\u305f\u5f8c\u306f\u3001\u6bd4\u8f03\u7684\u65e9\u304f\u30da\u30fc\u30b8\u304c\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\u3001<span style=\"text-decoration: underline\">\u30b5\u30fc\u30d0\u30fc\u306e\u5fdc\u7b54\u3092\u65e9\u304f\u3059\u308c\u3070\u3001\u3053\u306e\u30b5\u30a4\u30c8\u306eLCP\u306f\u304a\u304a\u3080\u306d\u6539\u5584\u3055\u308c\u308b<\/span>\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<br><\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-4\">LCP\u304c\u9045\u3044\u30d1\u30bf\u30fc\u30f3\u2462<\/h4>\n\n\n\n<p>LCP\u304c\u9045\u30443\u3064\u76ee\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u3001\u201c<span style=\"text-decoration: underline\">\u30b5\u30a4\u30ba\u304c\u91cd\u3044<\/span>\u201d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3061\u3089\u306f\u975e\u5e38\u306b\u6709\u540d\u306a\u3042\u308b\u30d6\u30e9\u30f3\u30c9\u306e\u4f01\u696d\u30b5\u30a4\u30c8\u306e\u4f8b\u3067\u3059\u3002\u6d41\u5165\u306f\u591a\u6570\u3042\u308a\u307e\u3059\u304c\u3001<span style=\"text-decoration: underline\">PageSpeed 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sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>PageSpeed Insights\u306e\u6539\u5584\u9805\u76ee\u3092\u898b\u3066\u307f\u308b\u3068\u3001[\u6b21\u4e16\u4ee3\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306e\u753b\u50cf\u306e\u914d\u4fe1]\u3068\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"452\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12-1024x452.png\" alt=\"\" class=\"wp-image-539\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12-1024x452.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12-300x133.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12-768x339.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12-940x415.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-12.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e\u30bf\u30d6\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u6539\u5584\u3059\u3079\u304d\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13-1024x576.png\" alt=\"\" class=\"wp-image-540\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-13.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u3053\u3067\u898b\u3066\u3044\u305f\u3060\u304d\u305f\u3044\u306e\u306f\u3001[\u6e1b\u3089\u305b\u308b\u30c7\u30fc\u30bf\u91cf]\u3067\u3059\u3002Google\u304c\u300cPageSpeed Insights\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306b\u3001\u3053\u308c\u3060\u3051\u306e\u30c7\u30fc\u30bf\u91cf\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u300d\u3068\u30ec\u30b3\u30e1\u30f3\u30c9\u3057\u3066\u3044\u308b\u3093\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14-1024x576.png\" alt=\"\" class=\"wp-image-541\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-14.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e[\u6e1b\u3089\u305b\u308b\u30c7\u30fc\u30bf\u91cf]\u3092\u5168\u90e8\u8db3\u3059\u3068\u3001\u5408\u8a08\u3067\u7d044300KB\uff1d4.3MB\u524a\u6e1b\u3067\u304d\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u30da\u30fc\u30b8\u306e\u7dcf\u30c7\u30fc\u30bf\u91cf\u306f\u7d047MB\u3067\u3059\u3002\u753b\u50cf\u304c6.8MB\u3042\u308a\u3001\u524a\u6e1b\u5f8c\u306f58%\u3082\u524a\u6e1b\u3055\u308c\u308b\u306e\u30674.3MB\u306f\u5927\u304d\u306a\u524a\u6e1b\u5e45\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"476\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-1024x476.jpg\" alt=\"\" class=\"wp-image-542\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-1024x476.jpg 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-300x140.jpg 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-768x357.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-940x437.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e\u753b\u50cf\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u3067\u3001Web\u30da\u30fc\u30b8\u304c\u3068\u3066\u3082\u8efd\u304f\u306a\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u524a\u6e1b\u65b9\u6cd5\u306f\u3001\u753b\u50cf\u306e\u5727\u7e2e\u3067\u3042\u308c\u3070\u3001<a href=\"https:\/\/tinypng.com\/\">tinypng.com<\/a>\u3068\u3044\u3046\u30c4\u30fc\u30eb\u3092\u4f7f\u3048\u3070\u3001\u753b\u50cf\u3092\u5727\u7e2e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15-1024x576.png\" alt=\"\" class=\"wp-image-543\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-15.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u307e\u305f\u6700\u8fd1\u3067\u306f\u3001\u201d<strong>WebP<\/strong>\u201d\u3068\u3044\u3046\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002PNG\u3068\u6bd4\u8f03\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306f\u7d0426%\u3082\u5c0f\u3055\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>PNG\u304b\u3089WebP\u306b\u5909\u63db\u3059\u308b\u30c4\u30fc\u30eb\u306b\u306f\u3001<a href=\"https:\/\/convertio.co\/ja\/\">Convertio<\/a>\u304c\u3042\u308a\u307e\u3059\u3002Convertio\u3092\u4f7f\u3063\u3066\u3001\u753b\u50cf\u306e\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16-1024x576.png\" alt=\"\" class=\"wp-image-544\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-16.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>LCP\u306e\u6539\u5584\u65b9\u6cd5\u3092\u307e\u3068\u3081\u308b\u3068\u3001\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"423\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-1024x423.jpg\" alt=\"\" class=\"wp-image-545\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-1024x423.jpg 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-300x124.jpg 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-768x317.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-940x389.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u306e3\u3064\u304c\u4e3b\u306a\u30d1\u30bf\u30fc\u30f3\u3067\u3059\u304c\u3001<span style=\"text-decoration: underline\">\u4ed6\u306e\u8981\u56e0\u304c\u3042\u308b\u53ef\u80fd\u6027\u3082\u3042\u308b\u306e\u3067\u3001\u5b9f\u969b\u306b\u8abf\u67fb\u3059\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081<\/span>\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-5\">\u30c7\u30e2\u30b5\u30a4\u30c8\u3067LCP\u3092\u6539\u5584\u3057\u305f\u7d50\u679c<\/h4>\n\n\n\n<p>\u4eca\u56de\u3001Core Web 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940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-33.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u307e\u305a\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u901f\u5ea6\u3092\u9ad8\u901f\u5316\u3057\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u8efd\u91cf\u5316\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3059\u308b\u3068\u3001<span style=\"text-decoration: underline\">\u30b9\u30b3\u30a2\u304c97\u3001LCP\u304c2.3\u79d2<\/span>\u306b\u6539\u5584\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-17-1024x576.png\" alt=\"\" class=\"wp-image-547\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-17-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-17-300x169.png 300w, 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srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-28-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-28-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-28-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-28-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-28.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u308c\u306f\u5e83\u544a\u304c\u826f\u304f\u306a\u3044\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<span style=\"text-decoration: 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https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-768x254.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3-940x311.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-3.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u8868\u793a\u30b5\u30a4\u30ba\u3092\u3042\u3089\u304b\u3058\u3081\u78ba\u4fdd\u3059\u308b\u3053\u3068\u3067\u6539\u5584\u3067\u304d\u308b\u30b1\u30fc\u30b9\u304c\u5927\u534a\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u3001Web\u30d5\u30a9\u30f3\u30c8\u306b\u3088\u3063\u3066\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u30ba\u30ec\u3066\u3057\u307e\u3046\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002Web\u30d5\u30a9\u30f3\u30c8\u3068\u306f\u3001Web\u30da\u30fc\u30b8\u3092\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u3057\u3066\u3044\u308b\u6642\u306b\u3001Web\u30d5\u30a9\u30f3\u30c8\u3092\u5909\u3048\u308b\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u969b\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u304c\u30ba\u30ec\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29-1024x576.png\" alt=\"\" class=\"wp-image-560\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-29.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-9\">\u30c7\u30e2\u30b5\u30a4\u30c8\u3067CLS\u3092\u6539\u5584\u3057\u305f\u7d50\u679c<\/h4>\n\n\n\n<p>CLS\u306b\u3064\u3044\u3066\u3082\u3001\u30c7\u30e2\u30b5\u30a4\u30c8\u3067\u5b9f\u969b\u306b\u6539\u5584\u3092\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u6539\u5584\u524d\u3001<span style=\"text-decoration: underline\">\u30b9\u30b3\u30a2\u306f0.305<\/span>\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34-1024x576.png\" alt=\"\" class=\"wp-image-561\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-34.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u6539\u5584\u5f8c\u3001<span style=\"text-decoration: underline\">\u30b9\u30b3\u30a2\u306f0<\/span>\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u304b\u306a\u308a\u6539\u5584\u3055\u308c\u307e\u3057\u305f\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35-1024x576.png\" alt=\"\" class=\"wp-image-562\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-35.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>CLS\u306f\u3001\u8868\u793a\u3059\u308b\u30b5\u30a4\u30ba\u3092\u3042\u3089\u304b\u3058\u3081\u78ba\u4fdd\u3057\u3066\u304a\u304f\u306a\u3069\u3057\u3066\u30ba\u30ec\u3092\u6e1b\u3089\u3059\u3053\u3068\u3067\u3001\u6bd4\u8f03\u7684\u7c21\u5358\u306b\u6539\u5584\u3067\u304d\u307e\u3059\u3002\u305c\u3072\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u306d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">FID\u306e\u6539\u5584<\/h3>\n\n\n\n<p>FID\u306e\u6539\u5584\u306b\u306f\u3001<span style=\"text-decoration: underline\">\u30e6\u30fc\u30b6\u30fc\u304c\u306f\u3058\u3081\u306b\u64cd\u4f5c\u3057\u305f\u3068\u304d\u306e\u901f\u5ea6\u3092\u65e9\u304f\u3059\u308b<\/span>\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>FID\u304c\u9045\u304f\u306a\u308b\u30d1\u30bf\u30fc\u30f3\u3068\u3057\u3066\u306f\u3001\u201c<span style=\"text-decoration: 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300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-30-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-30-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-30.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>FID\u306e\u6307\u6a19\u3092\u307f\u308b\u3068<span style=\"text-decoration: underline\">300 ms\u4ee5\u4e0a\u306fPOOR<\/span>\u3068\u306a\u308b\u306e\u3067\u30018500 ms\u306f\u975e\u5e38\u306b\u826f\u304f\u306a\u3044\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"415\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31-1024x415.png\" alt=\"\" class=\"wp-image-564\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31-1024x415.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31-300x122.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31-768x311.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31-940x381.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-31.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u8981\u56e0\u3092\u63a2\u308b\u305f\u3081\u3001Chrome 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https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-32-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-32-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-32.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u4e0a\u306e\u65b9\u3092\u898b\u308b\u3068\u3001\u8d64\u304f\u306a\u3063\u3066\u3044\u308b\u90e8\u5206\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"500\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37-1024x500.png\" alt=\"\" class=\"wp-image-566\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37-1024x500.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37-300x147.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37-768x375.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37-940x459.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-37.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u3053\u3053\u3092\u63a2\u308b\u3068\u3001\u76ee\u306b\u3064\u304f\u306e\u304cLong task\u3067\u3059\u3002\u975e\u5e38\u306b\u9577\u3044\u30bf\u30b9\u30af\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u30024.36\u79d2\u9593\u7d9a\u3044\u3066\u304a\u308a\u3001\u305d\u306e\u9593\u30e6\u30fc\u30b6\u30fc\u306f\u4f55\u3082\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"443\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36-1024x443.png\" alt=\"\" class=\"wp-image-567\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36-1024x443.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36-300x130.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36-768x332.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36-940x407.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-36.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u30da\u30fc\u30b8\u3092\u958b\u304d\u3001LCP\uff1d\u6700\u5927\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u8868\u793a\u3055\u308c\u308b\u3002\u305d\u306e\u5f8c\u3082JavaScript\u3001Long task\u304c\u5b9f\u884c\u3055\u308c\u308b\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u5f85\u305f\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001<span style=\"text-decoration: underline\">\u30e6\u30fc\u30b6\u30fc\u306e\u30d5\u30a1\u30fc\u30b9\u30c8\u30a4\u30f3\u30d7\u30c3\u30c8\u306e\u9045\u5ef6\u3092\u767a\u751f<\/span>\u3055\u305b\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u3093\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3053\u306eLong task\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u3067FID\u306e\u6539\u5584\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u3053\u306e\u9577\u3044<span style=\"text-decoration: underline\">JavaScript\u306e\u5b9f\u884c\u30bf\u30b9\u30af\u3092\u77ed\u304f\u3057\u305f\u308a\u3001\u524a\u3063\u305f\u308a\u3057\u307e\u3057\u3087\u3046<\/span>\u3002<\/p>\n\n\n\n<p><span style=\"text-decoration: underline\"><strong>TBT\u306e\u77ed\u7e2e\u5316<\/strong>\u304cFID\u306e\u5411\u4e0a\u306b\u306a\u308b<\/span>\u3001\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002TBT\u3068\u306f\u3001\u51e6\u7406\u304c\u91cd\u3044\u30bf\u30b9\u30af\u306e\u4e2d\u3067\u3042\u3075\u308c\u3066\u3057\u307e\u3063\u305f\u6642\u9593\u306e\u5408\u8a08\uff08Total Blocking Time\uff09\u3067\u3059\u3002<\/p>\n\n\n\n<p>JavaScript\u306e\u5404\u30bf\u30b9\u30af\u306e50 ms\u4ee5\u4e0a\u304b\u304b\u3063\u305f\u90e8\u5206\u304c\u3001\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30bf\u30a4\u30e0\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5404\u30bf\u30b9\u30af\u306750 ms\u4ee5\u4e0a\u306b\u767a\u751f\u3057\u305f\u5b9f\u884c\u6642\u9593\uff1d\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30bf\u30a4\u30e0<\/li><li>\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30bf\u30a4\u30e0\u306e\u5408\u8a08\uff1d\u30c8\u30fc\u30bf\u30eb\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30bf\u30a4\u30e0\uff08TBT\uff09<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"407\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-1024x407.jpg\" alt=\"\" class=\"wp-image-568\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-1024x407.jpg 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-300x119.jpg 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-768x305.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4-940x374.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-4.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\u30bf\u30a4\u30e0\u306f\u3001Lighthouse\u306e\u7d50\u679c\u753b\u9762\u306e\u53f3\u4e0b\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u4eca\u56de\u306e\u30b5\u30a4\u30c8\u3067\u306f\u30014,800 ms\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-1024x576.png\" alt=\"\" class=\"wp-image-569\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-1.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>TBT\u306e\u30b9\u30b3\u30a2\u57fa\u6e96\u3088\u308b\u3068\u3001<span style=\"text-decoration: underline\">300 ms\u4ee5\u4e0b\u304c\u901f\u3044\u3001600 ms\u4ee5\u4e0a\u304c\u9045\u3044<\/span>\u3001\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4eca\u56de\u306e4,800 ms\u3068\u3044\u3046\u6570\u5024\u306f\u3001\u975e\u5e38\u306b\u9045\u3044TBT\u306b\u306a\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"432\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-1024x432.jpg\" alt=\"\" class=\"wp-image-570\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-1024x432.jpg 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-300x127.jpg 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-768x324.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5-940x396.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-5.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>FID\u306e\u6539\u5584\u65b9\u6cd5\u3092\u307e\u3068\u3081\u308b\u3068\u3001\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"439\" src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-1024x439.jpg\" alt=\"\" class=\"wp-image-571\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-1024x439.jpg 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-300x129.jpg 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-768x329.jpg 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6-940x403.jpg 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-6.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>TBT\u306f\u3001Chrome\u306eLighthouse\u3092\u4f7f\u3063\u3066\u5206\u6790\u3067\u304d\u307e\u3057\u305f\u306d\u3002<\/p>\n\n\n\n<p>\u539f\u56e0\u3068\u306a\u308bJavaScript\u3092\u62bd\u51fa\u3057\u305f\u3089\u3001\u305d\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u9045\u3044\u7406\u7531\u3092\u5206\u6790\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u305d\u306e\u8981\u56e0\u3092\u6d88\u3057\u305f\u308a\u8aad\u307f\u8fbc\u307f\u306e\u9045\u5ef6\u5bfe\u7b56\u3092\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3067\u3001FID\u3092\u6539\u5584\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u4ed6\u306eWeb\u30b5\u30a4\u30c8\u306eCore Web 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src=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-1024x576.png\" alt=\"\" class=\"wp-image-572\" title=\"\" srcset=\"https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-1024x576.png 1024w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-300x169.png 300w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-768x432.png 768w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2-940x529.png 940w, https:\/\/seolab.jp\/blog\/wp-content\/uploads\/2022\/04\/20210218-2.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p>FID\u3067\u306fGood\u3068\u306a\u3063\u3066\u3044\u308b\u30b5\u30a4\u30c8\u306f\u591a\u304f\u3001LCP\u3068CLS\u306b\u304a\u3044\u3066\u306f\u3001\u7d04\u534a\u6570\u306e\u30b5\u30a4\u30c8\u306b\u6539\u5584\u306e\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" 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&#8230; 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