{"id":1637,"date":"2022-03-16T17:11:56","date_gmt":"2022-03-16T08:11:56","guid":{"rendered":"https:\/\/service.grannet.co.jp\/blog\/?p=1637"},"modified":"2022-09-08T19:28:39","modified_gmt":"2022-09-08T10:28:39","slug":"lighthouse","status":"publish","type":"post","link":"https:\/\/grannet.co.jp\/column\/lighthouse\/","title":{"rendered":"Lighthouse\u3068\u306f\uff1f\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee\u304b\u3089\u5c0e\u5165\u65b9\u6cd5\u30fb\u4f7f\u3044\u65b9\u307e\u3067"},"content":{"rendered":"<div class=\"column_wrap\"> <div class=\"txtbox\"> <p>Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u3092\u516c\u958b\u3057\u305f\u3082\u306e\u306e\u3001\u601d\u3046\u3088\u3046\u306b\u5229\u7528\u8005\u6570\u3084\u30a2\u30af\u30bb\u30b9\u6570\u304c\u4f38\u3073\u305a\u306b\u60a9\u3093\u3067\u3044\u308bWeb\u62c5\u5f53\u8005\u306f\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u5229\u7528\u8005\u6570\u3084\u30a2\u30af\u30bb\u30b9\u6570\u306b\u95a2\u3057\u3066\u60a9\u3093\u3067\u3044\u308b\u4eba\u306b\u6d3b\u7528\u3057\u3066\u307b\u3057\u3044\u30c4\u30fc\u30eb\u304c\u3001Lighthouse\uff08\u30e9\u30a4\u30c8\u30cf\u30a6\u30b9\uff09\u3067\u3059\u3002<\/p><p>Lighthouse\u3092\u4f7f\u3048\u3070\u3001Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u554f\u984c\u70b9\u304c\u305f\u3061\u3069\u3053\u308d\u306b\u5206\u304b\u308b\u305f\u3081\u3001\u52b9\u7387\u7684\u306b\u54c1\u8cea\u6539\u5584\u3092\u884c\u3048\u307e\u3059\u3002<\/p><p>\u4eca\u56de\u306f\u3001Lighthouse\u306e\u6982\u8981\u3092\u89e3\u8aac\u3057\u305f\u3046\u3048\u3067\u3001Lighthouse\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee\u3084\u3001\u5c0e\u5165\u65b9\u6cd5\u3068\u4f7f\u3044\u65b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p><\/div><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_46 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u6b21<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"ez-toc-toggle-icon-1\"><label for=\"item-69f8c7d655794\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-69f8c7d655794\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#1Lighthouse%E3%81%A8%E3%81%AF\" title=\"1.Lighthouse\u3068\u306f\">1.Lighthouse\u3068\u306f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2Lighthouse%E3%81%A7%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E3%81%A7%E3%81%8D%E3%82%8B%E9%A0%85%E7%9B%AE\" title=\"2.Lighthouse\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee\">2.Lighthouse\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2-1Performance\" title=\"2-1.Performance\">2-1.Performance<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2-2ProgressiveWebApp\" title=\"2-2.ProgressiveWebApp\">2-2.ProgressiveWebApp<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2-3Accessibility\" title=\"2-3.Accessibility\">2-3.Accessibility<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2-4Best_Practices\" title=\"2-4.Best Practices\">2-4.Best Practices<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#2-5SEO\" title=\"2-5.SEO\">2-5.SEO<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#3Lighthouse%E3%81%AE%E5%B0%8E%E5%85%A5%E6%96%B9%E6%B3%95%E3%81%A8%E4%BD%BF%E3%81%84%E6%96%B9\" title=\"3.Lighthouse\u306e\u5c0e\u5165\u65b9\u6cd5\u3068\u4f7f\u3044\u65b9\">3.Lighthouse\u306e\u5c0e\u5165\u65b9\u6cd5\u3068\u4f7f\u3044\u65b9<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#3-1Chrome%E3%81%AE%E6%8B%A1%E5%BC%B5%E6%A9%9F%E8%83%BD%E3%81%8B%E3%82%89%E5%88%A9%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\" title=\"3-1.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5\">3-1.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#3-2%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%83%A9%E3%82%A4%E3%83%B3%E3%83%84%E3%83%BC%E3%83%AB%E3%81%8B%E3%82%89%E5%88%A9%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\" title=\"3-2.\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5\">3-2.\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/grannet.co.jp\/column\/lighthouse\/#%E3%81%BE%E3%81%A8%E3%82%81\" title=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/a><\/li><\/ul><\/nav><\/div>\n <h2 class=\"tt1\"><span class=\"ez-toc-section\" id=\"1Lighthouse%E3%81%A8%E3%81%AF\"><\/span>1.Lighthouse\u3068\u306f<span class=\"ez-toc-section-end\"><\/span><\/h2> <div class=\"banner\"><img decoding=\"async\" src=\"https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2022\/03\/img_lighthouse1.jpg\" alt=\"Lighthouse\u3068\u306f\"><\/div><div class=\"txtbox\"> <p>Lighthouse\u3068\u306f\u3001Google\u304c\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u8a55\u4fa1\u30c4\u30fc\u30eb\u3067\u3059\u3002<span class=\"txt_bold txt_red\">\u7279\u5b9a\u306eWeb\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3001\u6539\u5584\u3059\u3079\u304d\u9805\u76ee\u3092\u81ea\u52d5\u3067\u30ec\u30dd\u30fc\u30c8\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/span><\/p><p>Lighthouse\u306f\u3082\u3068\u3082\u3068\u3001\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3084\u4f7f\u3044\u52dd\u624b\u306a\u3069\u3001Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u305d\u306e\u3082\u306e\u306e\u54c1\u8cea\u3092\u8a55\u4fa1\u3059\u308b\u30c4\u30fc\u30eb\u3067\u3057\u305f\u30022018\u5e74\u306bSEO\u30c1\u30a7\u30c3\u30af\u6a5f\u80fd\u304c\u5099\u308f\u308a\u3001Web\u30b5\u30a4\u30c8\u306e\u7ba1\u7406\u8005\u306e\u307f\u306a\u3089\u305a\u3001Web\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u62c5\u5f53\u8005\u306b\u3068\u3063\u3066\u3082\u5927\u3044\u306b\u5f79\u7acb\u3064\u30c4\u30fc\u30eb\u306b\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001\u5f93\u6765\u306f\u82f1\u8a9e\u8868\u793a\u306e\u307f\u3067\u3057\u305f\u304c\u30012021\u5e743\u6708\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u306b\u3088\u3063\u3066\u65e5\u672c\u8a9e\u8868\u793a\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p><p>\u306a\u304a\u3001Lighthouse\u306f\u65e5\u672c\u8a9e\u306b\u8a33\u3059\u3068\u300c\u706f\u53f0\u300d\u3068\u306a\u308a\u307e\u3059\u3002\u706f\u53f0\u304c\u8239\u306b\u3068\u3063\u3066\u306e\u9053\u6a19\u3067\u3042\u308b\u3088\u3046\u306b\u3001Lighthouse\u3082<span class=\"txt_bold\">Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u904b\u55b6\u8005\u306b\u3068\u3063\u3066\u306e\u9053\u6a19\u3068\u306a\u308b<\/span>\u5b58\u5728\u3067\u3059\u3002<\/p><\/div><h2 class=\"tt1\"><span class=\"ez-toc-section\" id=\"2Lighthouse%E3%81%A7%E3%83%81%E3%82%A7%E3%83%83%E3%82%AF%E3%81%A7%E3%81%8D%E3%82%8B%E9%A0%85%E7%9B%AE\"><\/span>2.Lighthouse\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee<span class=\"ez-toc-section-end\"><\/span><\/h2> <div class=\"txtbox\"> <p>Lighthouse\u3067\u30c1\u30a7\u30c3\u30af\u3067\u304d\u308b\u9805\u76ee\u306f\u3001\u4ee5\u4e0b\u306b\u793a\u3059\u3068\u304a\u308a\u3001\u5927\u304d\u304f\u5206\u3051\u30665\u3064\u3042\u308a\u307e\u3059\u3002<\/p><div class=\"borderbox mb2em\"> <ul class=\"list_dot\"> <li class=\"mb1em\">Performance<\/li><li class=\"mb1em\">ProgressiveWebApp<\/li><li class=\"mb1em\">Accessibility<\/li><li class=\"mb1em\">Best Practices<\/li><li>SEO<\/li><\/ul> <\/div><p>\u4ee5\u4e0b\u3088\u308a\u3001\u305d\u308c\u305e\u308c\u306e\u9805\u76ee\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"2-1Performance\"><\/span>2-1.Performance<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"banner\"><img decoding=\"async\" src=\"https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2022\/03\/img_lighthouse2-1.jpg\" alt=\"Performance\"><\/div><div class=\"txtbox\"> <p>Performance\u306f\u3001<span class=\"txt_bold txt_red\">CSS\u3084JavaScript\u3092\u6700\u9069\u5316\u3059\u308b\u3046\u3048\u3067\u62bc\u3055\u3048\u308b\u3079\u304dWeb\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3092\u8a55\u4fa1\u3059\u308b\u9805\u76ee<\/span>\u3067\u3059\u3002<\/p><p>Performance\u3067\u306f\u3001\u4ee5\u4e0b\u306b\u6319\u3052\u308b6\u3064\u306e\u8981\u7d20\u3092\u30c1\u30a7\u30c3\u30af\u3067\u304d\u307e\u3059\u3002<\/p><div class=\"borderbox mb2em\"> <ul class=\"list_dot\"> <li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">First Contentful Paint\uff08FCP\uff09<\/span><br>\u30c6\u30ad\u30b9\u30c8\u3084\u753b\u50cf\u306e\u8868\u793a\u304c\u958b\u59cb\u3055\u308c\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u3067\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Time to Interactive\uff08TTI\uff09<\/span><br>Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u3092\u64cd\u4f5c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u793a\u3057\u307e\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Speed Index<\/span><br>\u30d5\u30a1\u30fc\u30b9\u30c8\u30d3\u30e5\u30fc\u306b\u3042\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u3059\u3079\u3066\u8868\u793a\u3055\u308c\u308b\u307e\u3067\u306e\u6642\u9593\u3067\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Total Blocking Time\uff08TBT\uff09<\/span><br>\u753b\u9762\u30bf\u30c3\u30d7\u3084\u30de\u30a6\u30b9\u30af\u30ea\u30c3\u30af\u306a\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u3092\u30d6\u30ed\u30c3\u30af\u3057\u305f\u6642\u9593\u306e\u5408\u8a08\u5024\u3092\u6307\u3057\u307e\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Largest Contentful Paint\uff08LCP\uff09<\/span><br>\u6700\u3082\u91cd\u8981\u306a\u30c6\u30ad\u30b9\u30c8\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u8868\u793a\u3055\u308c\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u3067\u3059\u3002<\/li><li><span class=\"txt_size_big txt_bold\">Cumulative Layout Shift\uff08CLS\uff09<\/span><br>\u30e6\u30fc\u30b6\u30fc\u304c\u4e88\u671f\u3057\u306a\u3044\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5909\u66f4\u3092\u8868\u3057\u307e\u3059\u3002<\/li><\/ul> <\/div><\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/fcp_improvement\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/06\/icatch_fcp_improvement-418x300.jpg' alt='FCP\u306e\u6539\u5584\u65b9\u6cd53\u9078\uff06\u8868\u793a\u901f\u5ea6\u306e\u6e2c\u5b9a\u65b9\u6cd5\u30fb\u304a\u3059\u3059\u3081\u30c4\u30fc\u30eb\u3092\u7d39\u4ecb\uff01'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">FCP\u306e\u6539\u5584\u65b9\u6cd53\u9078\uff06\u8868\u793a\u901f\u5ea6\u306e\u6e2c\u5b9a\u65b9\u6cd5\u30fb\u304a\u3059\u3059\u3081\u30c4\u30fc\u30eb\u3092\u7d39\u4ecb\uff01 <\/div>\n<div class=\"blog-card-excerpt\">\u5f53\u8a18\u4e8b\u3067\u306f\u3001FCP\u3092\u6539\u5584\u3057Web\u30b5\u30a4\u30c8\u306e\u8868\u793a\u901f\u5ea6\u3092\u4e0a\u3052\u305f\u3044\u65b9\u306b\u5411\u3051\u3066\u3001FCP\u306e\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3084\u6e2c\u5b9a\u65b9\u6cd5\u3092\u3001\u6539\u5584\u65b9\u6cd5\u3092\u8a73\u7d30\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u904b\u55b6\u3057\u3066\u3044\u308bWeb\u30b5\u30a4\u30c8\u306e\u8868\u793a\u901f\u5ea6\u3084\u76f4\u5e30\u7387\u306b\u60a9\u3093\u3067\u3044\u308b\u65b9\u306f\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u4e0b\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/above_the_fold\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/12\/icatch_above_the_fold-418x300.jpg' alt='Above the fold\u3068\u306f\u2502\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a\u901f\u5ea6\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">Above the fold\u3068\u306f\u2502\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a\u901f\u5ea6\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5 <\/div>\n<div class=\"blog-card-excerpt\">\u5f53\u8a18\u4e8b\u3067\u306f\u3001Above the fold\u306e\u6982\u8981\u3084\u91cd\u8981\u6027\u3092\u8a73\u7d30\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u307e\u305f\u3001Above the fold\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a\u30b9\u30d4\u30fc\u30c9\u3092\u6539\u5584\u3059\u308b3\u3064\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3059\u308b\u305f\u3081\u3001SEO\u5bfe\u7b56\u3068\u3057\u3066\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u8868\u793a\u901f\u5ea6\u3092\u6539\u5584\u3057\u305f\u3044\u4eba\u306f\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/ploblems_with_cls\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/06\/icatch_ploblems_cls-418x300.jpg' alt='CLS\u306b\u95a2\u3059\u308b\u554f\u984c\u3068\u306f\uff5c\u767a\u751f\u3059\u308b\u539f\u56e0\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">CLS\u306b\u95a2\u3059\u308b\u554f\u984c\u3068\u306f\uff5c\u767a\u751f\u3059\u308b\u539f\u56e0\u304b\u3089\u6539\u5584\u65b9\u6cd5\u307e\u3067 <\/div>\n<div class=\"blog-card-excerpt\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u300cCLS\u306b\u95a2\u3059\u308b\u554f\u984c\u300d\u3068\u306f\u4f55\u304b\u306b\u3064\u3044\u3066\u3001\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002CLS\u306b\u95a2\u3059\u308b\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u539f\u56e0\u304b\u3089\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u307e\u3067\u8a73\u7d30\u306b\u89e3\u8aac\u3059\u308b\u305f\u3081\u3001\u81ea\u5206\u304c\u7ba1\u7406\u30fb\u904b\u55b6\u3059\u308b\u30b5\u30a4\u30c8\u306e\u30b3\u30a2\u30a6\u30a7\u30d6\u30d0\u30a4\u30bf\u30eb\u3092\u5411\u4e0a\u3055\u305b\u305f\u3044\u4eba\u306f\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/about_web_indicators\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/06\/icatch_about_web_indicators-418x300.jpg' alt='\u30a6\u30a7\u30d6\u306b\u95a2\u3059\u308b\u4e3b\u306a\u6307\u6a19\u3068\u306f\uff1fLCP\uff65FID\uff65CLS\u306e\u6539\u5584\u65b9\u6cd5'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">\u30a6\u30a7\u30d6\u306b\u95a2\u3059\u308b\u4e3b\u306a\u6307\u6a19\u3068\u306f\uff1fLCP\uff65FID\uff65CLS\u306e\u6539\u5584\u65b9\u6cd5 <\/div>\n<div class=\"blog-card-excerpt\">\u5f53\u8a18\u4e8b\u3067\u306f\u3001\u30a6\u30a7\u30d6\u306b\u95a2\u3059\u308b\u4e3b\u306a\u6307\u6a19\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4f5c\u6210\u3084SEO\u5bfe\u7b56\u306b\u3042\u305f\u3063\u3066\u3001\u30a6\u30a7\u30d6\u306b\u95a2\u3059\u308b\u4e3b\u306a\u6307\u6a19\u3092\u628a\u63e1\u3057\u3066\u304a\u304f\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u3002\u691c\u7d22\u9806\u4f4d\u3078\u306e\u5f71\u97ff\u3084\u3001\u4e3b\u306a\u6307\u6a19\u3092\u6539\u5584\u3059\u308b\u65b9\u6cd5\u3082\u7d39\u4ecb\u3059\u308b\u305f\u3081\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"2-2ProgressiveWebApp\"><\/span>2-2.ProgressiveWebApp<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"txtbox\"> <p>ProgressiveWebApp\u306f\u3001<span class=\"txt_bold txt_red\">Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u30e2\u30d0\u30a4\u30eb\u5bfe\u5fdc\u5ea6\u3092\u8a55\u4fa1\u3059\u308b\u9805\u76ee<\/span>\u3067\u3059\u3002\u30e2\u30d0\u30a4\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3084Web\u30c7\u30b6\u30a4\u30f3\u306e\u67d4\u8edf\u6027\u3001\u30af\u30ed\u30b9\u30d6\u30e9\u30a6\u30b6\u3078\u306e\u5bfe\u5fdc\u306a\u3069\u304c\u30c1\u30a7\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p><p>\u4e16\u754c\u30b7\u30a7\u30a2\u30ca\u30f3\u30d0\u30fc\u30ef\u30f3\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3067\u3042\u308bGoogle\u304c\u3001\u691c\u7d22\u9806\u4f4d\u3092\u6c7a\u5b9a\u3059\u308b\u969b\u306b\u57fa\u6e96\u3068\u3057\u3066\u3044\u308b\u3082\u306e\u306f\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u5411\u3051\u306eWeb\u30b5\u30a4\u30c8\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001ProgressiveWebApp\u306e\u8a55\u4fa1\u306f<span class=\"txt_bold\">SEO\u5bfe\u7b56\u306b\u3082\u5f79\u7acb\u3066\u3089\u308c\u308b<\/span>\u3067\u3057\u3087\u3046\u3002<\/p><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"2-3Accessibility\"><\/span>2-3.Accessibility<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"txtbox\"> <p>Accessibility\u306f\u3001<span class=\"txt_bold txt_red\">\u30e6\u30fc\u30b6\u30fc\u304cWeb\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u95b2\u89a7\u3067\u304d\u308b\u304b\u3092\u8a55\u4fa1\u3059\u308b\u9805\u76ee<\/span>\u3067\u3059\u3002HTML\u306e\u8a18\u8ff0\u65b9\u6cd5\u3084\u8272\u306e\u8a2d\u5b9a\u3001\u80cc\u666f\u8272\u3068\u524d\u666f\u8272\u306e\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u6bd4\u3001\u8a00\u8a9e\u8a2d\u5b9a\u306a\u3069\u304c\u30c1\u30a7\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p><p>Accessibility\u306e\u8a55\u4fa1\u306f\u3001<span class=\"txt_bold\">\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3092\u6539\u5584\u3059\u308b\u3046\u3048\u3067\u91cd\u8981\u306a\u6307\u6a19\u3068\u306a\u308b<\/span>\u3067\u3057\u3087\u3046\u3002<\/p>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/usability\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/11\/icatch_usability-418x300.jpg' alt='\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3068\u306f\uff1f\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u306e\u9055\u3044\u3084\u6e2c\u5b9a\u65b9\u6cd5\u30fb\u6539\u5584\u7b56\u3082'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3068\u306f\uff1f\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u306e\u9055\u3044\u3084\u6e2c\u5b9a\u65b9\u6cd5\u30fb\u6539\u5584\u7b56\u3082 <\/div>\n<div class=\"blog-card-excerpt\">\u5f53\u8a18\u4e8b\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3068\u306f\u4f55\u304b\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3092\u6e2c\u308b\u65b9\u6cd5\u3084\u9ad8\u3081\u308b\u305f\u3081\u306e\u6539\u5584\u7b56\u3001\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u3082\u7d39\u4ecb\u3059\u308b\u305f\u3081\u3001Web\u30b5\u30a4\u30c8\u3092\u904b\u7528\u3057\u3066\u3044\u308b\u4eba\u3084\u4f01\u696d\u306e\u62c5\u5f53\u8005\u306f\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"2-4Best_Practices\"><\/span>2-4.Best Practices<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"txtbox\"> <p>Best Practices\u306f\u3001<span class=\"txt_bold txt_red\">Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u5b89\u5168\u6027\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b\u9805\u76ee<\/span>\u3067\u3059\u3002HTTPS\u5316\u3084\u30d6\u30e9\u30a6\u30b6\u306e\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3001\u753b\u50cf\u306e\u30a2\u30b9\u30da\u30af\u30c8\u6bd4\u306a\u3069\u304c\u30c1\u30a7\u30c3\u30af\u3055\u308c\u307e\u3059\u3002<\/p><p>Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u5b89\u5168\u6027\u306f\u3001<span class=\"txt_bold\">Google\u304c\u691c\u7d22\u9806\u4f4d\u3092\u6c7a\u5b9a\u3059\u308b\u969b\u306b\u91cd\u8996\u3059\u308b\u8981\u7d20\u306e1\u3064<\/span>\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001Best Practices\u306e\u8a55\u4fa1\u306f\u3001SEO\u5bfe\u7b56\u3068\u3057\u3066\u3082\u671f\u5f85\u3067\u304d\u307e\u3059\u3002<\/p><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"2-5SEO\"><\/span>2-5.SEO<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"banner\"><img decoding=\"async\" src=\"https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2022\/03\/img_lighthouse2-5.jpg\" alt=\"SEO\"><\/div><div class=\"txtbox\"> <p>SEO\u306f\u3001<span class=\"txt_bold txt_red\">Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u691c\u7d22\u9806\u4f4d\u3092\u5de6\u53f3\u3059\u308b\u8981\u7d20\u3092\u8a55\u4fa1\u3059\u308b\u9805\u76ee<\/span>\u3067\u3059\u3002SEO\u3067\u30c1\u30a7\u30c3\u30af\u3055\u308c\u308b\u8981\u7d20\u306e\u4e2d\u3067\u7279\u306b\u91cd\u8996\u3059\u3079\u304d\u3082\u306e\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e6\u3064\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p><div class=\"borderbox mb2em\"> <ul class=\"list_dot\"> <li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Document has a meta description<\/span><br>Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u6982\u8981\u3092\u793a\u3059\u30e1\u30bf\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059\u30ec\u30dd\u30fc\u30c8\u3067\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Page has successful HTTP status code<\/span><br>HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u306b\u30a8\u30e9\u30fc\u304c\u306a\u3044\u3053\u3068\u3092\u8868\u3057\u307e\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Page isn\u2019t blocked from indexing<\/span><br>\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u767b\u9332\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u3092\u4f1d\u3048\u308b\u30ec\u30dd\u30fc\u30c8\u3067\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Image elements have\uff3balt\uff3dattributes<\/span><br>\u753b\u50cf\u306b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/li><li class=\"mb1em\"><span class=\"txt_size_big txt_bold\">Document uses legible font sizes<\/span><br>\u8aad\u307f\u3084\u3059\u3044\u30b5\u30a4\u30ba\u306e\u30d5\u30a9\u30f3\u30c8\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u8868\u3059\u30ec\u30dd\u30fc\u30c8\u3067\u3059\u3002<\/li><li><span class=\"txt_size_big txt_bold\">Tap targets are sized appropriately<\/span><br>\u30bf\u30c3\u30d7\u3059\u308b\u9818\u57df\u306e\u30b5\u30a4\u30ba\u304c\u9069\u5207\u3067\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/li><\/ul> <\/div><\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/description_seo\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/03\/icatch_description_seo-418x300.jpg' alt='SEO\u5bfe\u7b56\u306emeta description\uff5c\u30af\u30ea\u30c3\u30af\u7387\u30923\u500d\u306b\u3059\u308b\u66f8\u304d\u65b9\u30fb\u6587\u5b57\u6570'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">SEO\u5bfe\u7b56\u306emeta description\uff5c\u30af\u30ea\u30c3\u30af\u7387\u30923\u500d\u306b\u3059\u308b\u66f8\u304d\u65b9\u30fb\u6587\u5b57\u6570 <\/div>\n<div class=\"blog-card-excerpt\">\u4eca\u56de\u306f\u3001meta description\u306e\u6982\u8981\u3084\u30e1\u30ea\u30c3\u30c8\u304b\u3089\u5177\u4f53\u7684\u306a\u8a18\u8ff0\u65b9\u6cd5\u3001\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u6210\u679c\u306b\u7e4b\u3052\u308b\u30b3\u30c4\u307e\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002\u30af\u30ea\u30c3\u30af\u7387\u3092\u5411\u4e0a\u3055\u305b\u305f\u3044\u3068\u8003\u3048\u3066\u3044\u308b\u65b9\u3084\u3001meta description\u306e\u5fc5\u8981\u6027\u304c\u308f\u304b\u3089\u306a\u3044\u3068\u3044\u3046\u65b9\u306f\u3001\u305c\u3072\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/http_status_code_list\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/03\/icatch_http_status_code_list-1-418x300.jpg' alt='\u30102024\u5e74\u66f4\u65b0\u3011http\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u4e00\u89a7\u3067\u89e3\u8aac\uff01SEO\u696d\u8005\u306e\u9078\u3073\u65b9'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">\u30102024\u5e74\u66f4\u65b0\u3011http\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u4e00\u89a7\u3067\u89e3\u8aac\uff01SEO\u696d\u8005\u306e\u9078\u3073\u65b9 <\/div>\n<div class=\"blog-card-excerpt\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001http\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3092\u4e00\u89a7\u3067\u89e3\u8aac\u3057\u307e\u3059\u3002\u30b3\u30fc\u30c9\u306e\u7a2e\u985e\u306f\u591a\u304f\u3042\u308b\u305f\u3081\u3001\u5fc5\u8981\u306a\u5206\u3060\u3051\u3092\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002SEO\u696d\u8005\u306e\u9078\u3073\u65b9\u3082\u89e3\u8aac\u3059\u308b\u305f\u3081\u3001\u30b5\u30a4\u30c8\u3092\u904b\u7528\u4e2d\u306e\u4f01\u696d\u62c5\u5f53\u8005\u3001\u500b\u4eba\u306e\u65b9\u306f\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002#post_excerpt<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/index_check\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2022\/05\/icatch_index_check-418x300.jpg' alt='\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u78ba\u8a8d\u306f\u306a\u305c\u91cd\u8981\uff1f\u78ba\u8a8d\u65b9\u6cd5\u3068\u5bfe\u51e6\u6cd5\u3082\u8a73\u3057\u304f\u89e3\u8aac'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u78ba\u8a8d\u306f\u306a\u305c\u91cd\u8981\uff1f\u78ba\u8a8d\u65b9\u6cd5\u3068\u5bfe\u51e6\u6cd5\u3082\u8a73\u3057\u304f\u89e3\u8aac <\/div>\n<div class=\"blog-card-excerpt\">\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u306a\u7406\u7531\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u30da\u30fc\u30b8\u3092\u516c\u958b\u3057\u305f\u3042\u3068\u306f\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u9069\u5b9c\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u78ba\u8a8d\u65b9\u6cd5\u3084\u5bfe\u51e6\u6cd5\u3082\u89e3\u8aac\u3059\u308b\u305f\u3081\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u78ba\u8a8d\u304c\u91cd\u8981\u306a\u7406\u7531\u3092\u77e5\u308a\u305f\u3044\u65b9\u306f\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/03\/icatch_alt_summary-418x300.jpg' alt='alt\u5c5e\u6027\u306e\u60c5\u5831\u307e\u3068\u3081\uff5c\u8a18\u8ff0\u6642\u306e\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u5fc5\u8981\u6027\u307e\u3067'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">alt\u5c5e\u6027\u306e\u60c5\u5831\u307e\u3068\u3081\uff5c\u8a18\u8ff0\u6642\u306e\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u5fc5\u8981\u6027\u307e\u3067 <\/div>\n<div class=\"blog-card-excerpt\">\u5f53\u8a18\u4e8b\u3067\u306f\u3001alt\u5c5e\u6027\u306e\u66f8\u304d\u65b9\u3084\u8a18\u8ff0\u3059\u308b\u3068\u304d\u306e\u30dd\u30a4\u30f3\u30c8\u306a\u3069\u3001alt\u5c5e\u6027\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002\u8a18\u8ff0\u3057\u305f\u5c5e\u6027\u306e\u78ba\u8a8d\u65b9\u6cd5\u3082\u7d39\u4ecb\u3059\u308b\u305f\u3081\u3001\u753b\u50cf\u3092\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u8868\u793a\u3055\u305b\u305f\u3044\u65b9\u3084\u3001\u5c5e\u6027\u306b\u3088\u308bSEO\u52b9\u679c\u3092\u9ad8\u3081\u305f\u3044\u65b9\u306f\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002#post_excerpt<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div><h2 class=\"tt1\"><span class=\"ez-toc-section\" id=\"3Lighthouse%E3%81%AE%E5%B0%8E%E5%85%A5%E6%96%B9%E6%B3%95%E3%81%A8%E4%BD%BF%E3%81%84%E6%96%B9\"><\/span>3.Lighthouse\u306e\u5c0e\u5165\u65b9\u6cd5\u3068\u4f7f\u3044\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h2> <div class=\"txtbox\"> <p>Lighthouse\u306f\u3001\u7121\u6599\u3067\u5229\u7528\u3067\u304d\u308b\u30c4\u30fc\u30eb\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u4f7f\u3044\u52dd\u624b\u3092\u78ba\u304b\u3081\u305f\u3046\u3048\u3067\u3001\u672c\u683c\u7684\u306b\u5c0e\u5165\u3059\u3079\u304d\u304b\u3092\u6c7a\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p><p>Lighthouse\u306e<span class=\"txt_bold txt_red\">\u5c0e\u5165\u65b9\u6cd5\u306f\u3001Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3068\u3001\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5\u306e2\u7a2e\u985e<\/span>\u3067\u3059\u3002\u4ee5\u4e0b\u3088\u308a\u3001\u5404\u5c0e\u5165\u65b9\u6cd5\u306e\u6d41\u308c\u3068Lighthouse\u306e\u4f7f\u3044\u65b9\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"3-1Chrome%E3%81%AE%E6%8B%A1%E5%BC%B5%E6%A9%9F%E8%83%BD%E3%81%8B%E3%82%89%E5%88%A9%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\"><\/span>3-1.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"txtbox\"> <p>\u65e5\u672c\u8a9e\u7248\u306eLighthouse\u3092Google Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3067\u5c0e\u5165\u3059\u308b\u624b\u9806\u306f\u3001\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p><div class=\"listTab\"> <table class=\"width100\"> <tr> <th class=\"width20\">1<\/th> <td class=\"width80\"><span class=\"txt_bold\">Google Chrome 89\u4ee5\u964d\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/span>\u3057\u3001\u7acb\u3061\u4e0a\u3052\u308b\u3002<\/td><\/tr><tr> <th>2<\/th> <td>Chrome\u30a6\u30a7\u30d6\u30b9\u30c8\u30a2\u306b\u3042\u308bLighthouse\u306eChrome\u62e1\u5f35\u6a5f\u80fd\u8ffd\u52a0\u30da\u30fc\u30b8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/td><\/tr><tr> <th>3<\/th> <td>\u30da\u30fc\u30b8\u53f3\u4e0a\u306b\u3042\u308b\u3008Chrome\u306b\u8ffd\u52a0\u3009\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3002<\/td><\/tr><tr> <th>4<\/th> <td>\u8868\u793a\u3055\u308c\u308b\u30c0\u30a4\u30a2\u30ed\u30b0\u30dc\u30c3\u30af\u30b9\u306e\u3008\u62e1\u5f35\u6a5f\u80fd\u3092\u8ffd\u52a0\u3009\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3002<\/td><\/tr><\/table> <\/div><p>\u7d9a\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u8e0f\u3093\u3067Lighthouse\u3092\u5229\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p><div class=\"listTab\"> <table class=\"width100\"> <tr> <th class=\"width20\">1<\/th> <td class=\"width80\">\u8a3a\u65ad\u3057\u305f\u3044Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/td><\/tr><tr> <th>2<\/th> <td>Google Chrome\u30c4\u30fc\u30eb\u30d0\u30fc\u306e\u53f3\u5074\u306b\u3042\u308bLighthouse\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3002<\/td><\/tr><tr> <th>3<\/th> <td>\u8868\u793a\u3055\u308c\u308b\u30dd\u30c3\u30d7\u30a2\u30c3\u30d7\u306e\u3008Generate report\u3009\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u3057\u3070\u3089\u304f\u5f85\u3064\u3002<\/td><\/tr><\/table> <\/div><\/div><h3 class=\"tt2\"><span class=\"ez-toc-section\" id=\"3-2%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%83%A9%E3%82%A4%E3%83%B3%E3%83%84%E3%83%BC%E3%83%AB%E3%81%8B%E3%82%89%E5%88%A9%E7%94%A8%E3%81%99%E3%82%8B%E6%96%B9%E6%B3%95\"><\/span>3-2.\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304b\u3089\u5229\u7528\u3059\u308b\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3> <div class=\"txtbox\"> <p>Lighthouse\u3092\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u5c0e\u5165\u3059\u308b\u624b\u9806\u306f\u3001\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p><div class=\"listTab\"> <table class=\"width100\"> <tr> <th class=\"width20\">1<\/th> <td class=\"width80\">Node.js\u306e\u516c\u5f0f\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3001<span class=\"txt_bold\">Node.js\u306e\u30d0\u30fc\u30b8\u30e7\u30f35\u4ee5\u964d\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/span>\u3059\u308b\u3002<\/td><\/tr><tr> <th>2<\/th> <td>Windows\u306e\u5834\u5408\u306b\u306f\u300c\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u300d\u3001Mac\u306e\u5834\u5408\u306b\u306f\u300c\u30bf\u30fc\u30df\u30ca\u30eb\u300d\u3092\u7acb\u3061\u4e0a\u3052\u308b\u3002<\/td><\/tr><tr> <th>3<\/th> <td> <p class=\"mb0\">\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3001Lighthouse\u3092\u30b0\u30ed\u30fc\u30d0\u30eb\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002<\/p><pre class=\"mb0\"><code>npm install -g lighthouse<\/code><\/pre> <\/td><\/tr><\/table> <\/div><p>\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3059\u308c\u3070\u3001Lighthouse\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p><pre><code>lighthouse https:\/\/~\uff08\u8a55\u4fa1\u3057\u305f\u3044Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306eURL\uff09<\/code><\/pre> <p>\u306a\u304a\u3001<span class=\"txt_bold\">HTML\u5f62\u5f0f\u3067\u8868\u793a\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u672b\u5c3e\u306b\u300c&#8211;view\u300d\u3092\u4ed8\u52a0<\/span>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p><pre><code>lighthouse https:\/\/~ --view<\/code><\/pre> <\/div><h2 class=\"tt1\"><span class=\"ez-toc-section\" id=\"%E3%81%BE%E3%81%A8%E3%82%81\"><\/span>\u307e\u3068\u3081<span class=\"ez-toc-section-end\"><\/span><\/h2> <div class=\"txtbox\"> <p>Lighthouse\u3092\u5229\u7528\u3059\u308c\u3070\u3001Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u901f\u5ea6\u3084\u30e2\u30d0\u30a4\u30eb\u5bfe\u5fdc\u5ea6\u3001\u30e6\u30fc\u30b6\u30d3\u30ea\u30c6\u30a3\u3001\u5b89\u5168\u6027\u306a\u3069\u3092\u76e3\u67fb\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30e1\u30bf\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30b7\u30e7\u30f3\u306e\u8a2d\u5b9a\u3084HTTP\u30b9\u30c6\u30fc\u30bf\u30b9\u30b3\u30fc\u30c9\u3001\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u767b\u9332\u306a\u3069\u3092\u78ba\u8a8d\u3059\u308bSEO\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb\u3068\u3057\u3066\u6d3b\u7528\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p><p>\u52b9\u7387\u7684\u306bWeb\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u306e\u54c1\u8cea\u3092\u5411\u4e0a\u3055\u305b\u305f\u3044\u4eba\u306f\u3001\u4eca\u56de\u7d39\u4ecb\u3057\u305f\u60c5\u5831\u3092\u53c2\u8003\u306b\u3001Lighthouse\u3092\u5c0e\u5165\u3057\u3066\u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<div class=\"blog-card \">\n<a href=\"https:\/\/grannet.co.jp\/column\/seo_extensions\/\">\n<div class=\"blog-card-thumbnail\"><img src='https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2022\/05\/icatch_seo_extension-418x300.jpg' alt='Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3068\u306f\uff1fSEO\u3078\u306e\u52b9\u679c\u304c\u671f\u5f85\u3067\u304d\u308b\u304a\u3059\u3059\u30818\u9078'\/><\/div>\n<div class=\"blog-card-content\">\n<div class=\"blog-card-title\">Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3068\u306f\uff1fSEO\u3078\u306e\u52b9\u679c\u304c\u671f\u5f85\u3067\u304d\u308b\u304a\u3059\u3059\u30818\u9078 <\/div>\n<div class=\"blog-card-excerpt\">SEO\u5bfe\u7b56\u306b\u306a\u308bGoogle Chrome\u306e\u62e1\u5f35\u6a5f\u80fd8\u9078\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002Chrome\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u62e1\u5f35\u6a5f\u80fd\u3092\u5165\u308c\u3089\u308c\u307e\u3059\u304c\u3001\u4e2d\u306b\u306fSEO\u5bfe\u7b56\u306b\u4f7f\u3048\u308b\u30c4\u30fc\u30eb\u3082\u3042\u308a\u307e\u3059\u3002Chrome\u306b\u62e1\u5f35\u6a5f\u80fd\u3092\u5165\u308c\u3001\u691c\u7d22\u7d50\u679c\u306e\u4e0a\u4f4d\u8868\u793a\u3092\u72d9\u3044\u307e\u3057\u3087\u3046\u3002<\/div>\n<\/div>\n<div class=\"clear\"><\/div>\n<\/a>\n<\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Web\u30a2\u30d7\u30ea\u30fbWeb\u30da\u30fc\u30b8\u3092\u516c\u958b\u3057\u305f\u3082\u306e\u306e\u3001\u601d\u3046\u3088\u3046\u306b\u5229\u7528\u8005\u6570\u3084\u30a2\u30af\u30bb\u30b9\u6570\u304c\u4f38\u3073\u305a\u306b\u60a9\u3093\u3067\u2026<\/p>\n","protected":false},"author":1,"featured_media":2529,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[34,313,7,57],"acf":{"show_focus":false,"show_recommend":false,"show_top2":false,"top_image2":false,"show_top3":false,"top_image3":false,"show_top4":false,"top_image4":false},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/posts\/1637"}],"collection":[{"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/comments?post=1637"}],"version-history":[{"count":6,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/posts\/1637\/revisions"}],"predecessor-version":[{"id":3581,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/posts\/1637\/revisions\/3581"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/media\/2529"}],"wp:attachment":[{"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/media?parent=1637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/categories?post=1637"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/grannet.co.jp\/column\/wp-json\/wp\/v2\/tags?post=1637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}