{"id":16484,"date":"2026-08-24T07:30:45","date_gmt":"2026-08-23T22:30:45","guid":{"rendered":"https:\/\/www.suzukikenichi.com\/blog\/?p=16484"},"modified":"2026-08-24T07:25:30","modified_gmt":"2026-08-23T22:25:30","slug":"google-changes-json-ld-parsing-to-a-single-html-unescaping-pass","status":"publish","type":"post","link":"https:\/\/www.suzukikenichi.com\/blog\/google-changes-json-ld-parsing-to-a-single-html-unescaping-pass\/","title":{"rendered":"Google\u306eJSON-LD\u89e3\u6790\u304c\u5909\u66f4\u3001HTML\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u306f1\u56de\u3060\u3051\u306b"},"content":{"rendered":"<p class=\"p20-b al-r small\">[\u30ec\u30d9\u30eb: \u4e0a\u7d1a]<\/p>\n<p class=\"p60-b\">Google \u306f JSON-LD \u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u306e\u4ed5\u69d8\u3092\u5909\u66f4\u3057\u307e\u3057\u305f\u3002<br \/>\u5f93\u6765\u306f\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u81ea\u52d5\u88dc\u6b63\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u6a19\u6e96\u898f\u683c\u306b\u6e96\u62e0\u3057 1 \u56de\u3060\u3051\u306e\u51e6\u7406\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u81ea\u52d5\u88dc\u6b63\u3092\u505c\u6b62<\/h2>\n<p>\u691c\u7d22\u30bb\u30f3\u30c8\u30e9\u30eb\u306e LinkedIn \u516c\u5f0f\u30a2\u30ab\u30a6\u30f3\u30c8\u304c\u51e6\u7406\u5909\u66f4\u3092<a href=\"https:\/\/www.linkedin.com\/feed\/update\/urn:li:activity:7496492350907596801\/\">\u30a2\u30ca\u30a6\u30f3\u30b9<\/a>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<blockquote><p>\n\u30d1\u30fc\u30b5\u30fc\u3092 JSON \u306a\u3069\u306e\u6a19\u6e96\u4ed5\u69d8\u306b\u6e96\u62e0\u3055\u305b\u308b\u305f\u3081\u3001JSON-LD \u306e\u62bd\u51fa\u51e6\u7406\u3092\u5909\u66f4\u3057\u3001HTML \u306e\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u3092 1 \u56de\u3060\u3051\u884c\u3046\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002\u5b9f\u969b\u306e\u3068\u3053\u308d\u3001\u3053\u308c\u306f\u4e8c\u91cd\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u305f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff08<code>&amp;amp;<\/code> \u3084 <code>&amp;#10004;<\/code> \u306a\u3069\uff09\u304c\u4eca\u5f8c\u306f\u5c55\u958b\u3055\u308c\u306a\u304f\u306a\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p>\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u306b JSON-LD \u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u6a19\u6e96\u306e JSON \u30a8\u30b9\u30b1\u30fc\u30d7\u3001\u307e\u305f\u306f Unicode \u306e 16 \u9032\u30a8\u30b9\u30b1\u30fc\u30d7\uff08<code>\\u0026<\/code> \u306a\u3069\uff09\u3092\u4f7f\u7528\u3059\u308b\u3088\u3046\u3001\u30b3\u30fc\u30c9\u3092\u66f4\u65b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p><\/blockquote>\n<div class=\"p40-b\"><iframe loading=\"lazy\" src=\"https:\/\/www.linkedin.com\/embed\/feed\/update\/urn:li:share:7496492350370713600\" height=\"330\" width=\"600\" frameborder=\"0\" allowfullscreen=\"\" title=\"Embedded post\"><\/iframe><\/div>\n<h2>\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u3068\u306f<\/h2>\n<p>\u304b\u306a\u308a\u6280\u8853\u5bc4\u308a\u306e\u30c8\u30d4\u30c3\u30af\u306a\u306e\u3067\u3069\u3046\u3044\u3046\u3053\u3068\u306a\u306e\u304b\u3092\u6982\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\uff08Double Escaping\uff09\u3068\u306f\u3001\u672c\u6765 1 \u56de\u3060\u3051\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3055\u308c\u308b\u3079\u304d\u7279\u6b8a\u6587\u5b57\u3084\u5236\u5fa1\u6587\u5b57\u306b\u5bfe\u3057\u3066\u3001\u610f\u56f3\u305b\u305a\u306b 2 \u91cd\uff082 \u56de\uff09\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u304c\u9069\u7528\u3055\u308c\u3066\u3057\u307e\u3063\u305f\u72b6\u614b\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>JSON-LD \u3067\u8a18\u8ff0\u3059\u308b HTML \u5185\u306b\u57cb\u3081\u8fbc\u3080\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u306b\u304a\u3044\u3066\u3001\u4eca\u56de\u306e Google \u306e JSON-LD \u62bd\u51fa\u51e6\u7406\u306e\u5909\u66f4\u304c JSON-LD \u306e\u89e3\u6790\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u6b63\u5e38\u306a\u30a8\u30b9\u30b1\u30fc\u30d7\u3068\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u9055\u3044<\/h3>\n<p>\u305f\u3068\u3048\u3070\u3001\u793e\u540d\u30a2\u30f3\u30d1\u30b5\u30f3\u30c9 (&amp;) \u304c\u542b\u307e\u308c\u308b \u300c\u682a\u5f0f\u4f1a\u793e A &amp; B\u300d \u3068\u3044\u3046\u6587\u5b57\u5217\u3092 HTML \u4e0a\u306e JSON-LD \u306b\u8a18\u8ff0\u3059\u308b\u5834\u5408\u3067\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>Unicode \u3067\u306e 1 \u56de\u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u3067\u306e\u6b63\u3057\u3044\u8868\u8a18\u306f\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">\"name\": \"\u682a\u5f0f\u4f1a\u793e A \\u0026 B\"<\/code><\/pre>\n<p>HTML\u6587\u5b57\u53c2\u7167\u3092\u4f7f\u3046\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3055\u308c\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">\"name\": \"\u682a\u5f0f\u4f1a\u793e A &amp;amp; B\"<\/code><\/pre>\n<p>Google \u306e\u73fe\u5728\u306e\u51e6\u7406\u3067\u306f\u3001<code>&amp;amp;<\/code> \u306f1\u56de\u306e\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u306b\u3088\u3063\u3066 <code>&amp;<\/code> \u3068\u3057\u3066\u6271\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u3068\u3053\u308d\u304c\u3001<code>&amp;amp;<\/code> \u306e\u5148\u982d\u306b\u3042\u308b &amp; \u304c\u3001\u30b7\u30b9\u30c6\u30e0\u3084 CMS \u306b\u3088\u3063\u3066\u3055\u3089\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u3066\u3057\u307e\u3046\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">\"name\": \"\u682a\u5f0f\u4f1a\u793e A <strong>&amp;amp;<\/strong>amp; B\"<\/code><\/pre>\n<p>\u3053\u308c\u304c\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u72b6\u614b\u3067\u3059\u3002<\/p>\n<p class=\"p40-b\">\u30c1\u30a7\u30c3\u30af\u30de\u30fc\u30af\u3092\u8868\u3059 HTML \u6570\u5024\u6587\u5b57\u53c2\u7167 <code>&amp;#10004;<\/code> \u304c\u3001<code>&amp;amp;#10004;<\/code> \u306b\u306a\u308b\u306e\u3082\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u306e\u4f8b\u3067\u3059\uff08JSON \u306e Unicode \u30a8\u30b9\u30b1\u30fc\u30d7\u3067\u306f <code>\\u2714<\/code> \u3068\u8868\u8a18\u3059\u308b\uff09\u3002<\/p>\n<h2>Googlebot \u306e\u51e6\u7406\u7cfb\uff08\u30d1\u30fc\u30b5\u30fc\uff09\u3067\u4f55\u304c\u8d77\u304d\u308b\u304b\uff1f<\/h2>\n<p>\u4eca\u56de\u306e\u5909\u66f4\u3067\u3001Googlebot \u304c JSON-LD \u3092\u8aad\u307f\u8fbc\u3080\u969b\u306e\u300cHTML\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u300d\u304c 1\u56de\u306e\u307f\uff08Single Pass\uff09 \u306b\u5909\u66f4\u3055\u308c\u307e\u3057\u305f\u3002<br \/>\u3053\u308c\u306b\u3088\u308a\u3001\u89e3\u6790\u51e6\u7406\u306b\u6b21\u306e\u3088\u3046\u306a\u5dee\u304c\u751f\u3058\u307e\u3059\u3002<\/p>\n<h3>\u5f93\u6765\u306e\u52d5\u4f5c\uff1a\u8907\u6570\u56de\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u3057\u3066\u81ea\u52d5\u88dc\u6b63<\/h3>\n<ol>\n<li><code>&amp;amp;amp;<\/code> \u3092 1 \u56de\u76ee\u306e\u51e6\u7406\u3067 <code>&amp;amp;<\/code> \u306b\u5c55\u958b<\/li>\n<li>2 \u56de\u76ee\u306e\u51e6\u7406\u3067 <code>&amp;amp;<\/code> \u3092\u3055\u3089\u306b <code>&amp;<\/code> \u306b\u5c55\u958b<\/li>\n<li>\u6700\u7d42\u7684\u306b Google \u306f \u300c\u682a\u5f0f\u4f1a\u793e A &amp; B\u300d \u3068\u6b63\u3057\u3044\u6587\u5b57\u5217\u3068\u3057\u3066\u8a8d\u8b58\u3057\u3066\u304f\u308c\u3066\u3044\u305f\u3002<\/li>\n<\/ol>\n<h3>\u5909\u66f4\u5f8c\u306e\u52d5\u4f5c\uff1a1 \u56de\u306e\u307f\u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7<\/h3>\n<ol class=\"p40-b\">\n<li><code>&amp;amp;amp;<\/code> \u3092 1 \u56de\u76ee\u306e\u51e6\u7406\u3067 <code>&amp;amp;<\/code> \u306b\u5c55\u958b<\/li>\n<li>\u3053\u3053\u3067\u51e6\u7406\u304c\u7d42\u4e86<\/li>\n<li>\u6700\u7d42\u7684\u306b Google \u306f \u300c\u682a\u5f0f\u4f1a\u793e A &amp;amp; B\u300d \u3068\u3044\u3046\u3001\u6587\u5b57\u5316\u3051\u306e\u3088\u3046\u306a\u72b6\u614b\u306e\u307e\u307e\u8a8d\u8b58\u3057\u3066\u3057\u307e\u3046<\/li>\n<\/ol>\n<h2>\u63a8\u5968\u3055\u308c\u308b\u5bfe\u5fdc\u7b56<\/h2>\n<p>\u4eca\u5f8c\u306f\u3001Unicode 16 \u9032\u6570\u8868\u8a18\u307e\u305f\u306f\u6a19\u6e96\u7684\u306a JSON \u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u4f7f\u3046\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>&amp; \u306a\u3069\u306e\u7279\u6b8a\u6587\u5b57\u306f <code>\\u0026<\/code> \u306e\u3088\u3046\u306b Unicode \u5f62\u5f0f\u3067\u8868\u73fe\u3057\u307e\u3059\u3002<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"Organization\",\r\n  \"name\": \"\u682a\u5f0f\u4f1a\u793e A \\u0026 B\"\r\n}<\/code><\/pre>\n<p>HTML\u3092\u30a8\u30b9\u30b1\u30fc\u30d7\u305b\u305a\u3001\u751f\u6587\u5b57\u306e\u307e\u307e JSON \u30a8\u30f3\u30b3\u30fc\u30c9\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre style=\"overflow-x: auto\"><code class=\"green\">{\r\n  \"@context\": \"https:\/\/schema.org\",\r\n  \"@type\": \"Organization\",\r\n  \"name\": \"\u682a\u5f0f\u4f1a\u793e A &amp; B\"\r\n}<\/code><\/pre>\n<p>1 \u56de\u306e\u307f\u884c\u308f\u308c\u308b HTML \u30a2\u30f3\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u3092\u901a\u904e\u3057\u3066\u3082 JSON \u30d1\u30fc\u30b5\u30fc\u304c\u9069\u6b63\u306b\u51e6\u7406\u3057\u307e\u3059\u3002<br \/>&amp; \u306e\u307e\u307e\u3067\u3001\u6b63\u3057\u304f\u300c\u682a\u5f0f\u4f1a\u793e A &amp; B\u300d\u3068\u3057\u3066\u51e6\u7406\u3055\u308c\u307e\u3059\u3002<\/p>\n<p class=\"p60-t\">CMS \u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u306a\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\u306b\u3088\u308a\u3001JSON-LD \u306e\u751f\u6210\u306b\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u30b5\u30a4\u30c8\u306f\u5bfe\u5fdc\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Google \u306f JSON-LD \u306e\u30a8\u30b9\u30b1\u30fc\u30d7\u51e6\u7406\u306e\u4ed5\u69d8\u3092\u5909\u66f4\u3057\u305f\u3002\u5f93\u6765\u306f\u4e8c\u91cd\u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u81ea\u52d5\u88dc\u6b63\u3057\u3066\u3044\u305f\u304c\u3001\u6a19\u6e96\u898f\u683c\u306b\u6e96\u62e0\u3057 1 \u56de\u3060\u3051\u306e\u51e6\u7406\u306b\u306a\u308b\u3002<\/p>\n","protected":false},"author":1,"featured_media":16485,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,1180],"tags":[],"class_list":["post-16484","post","type-post","status-publish","format-standard","has-post-thumbnail","category-google-seo","category-semantic-search"],"_links":{"self":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/16484","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/comments?post=16484"}],"version-history":[{"count":0,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/posts\/16484\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media\/16485"}],"wp:attachment":[{"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/media?parent=16484"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/categories?post=16484"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.suzukikenichi.com\/blog\/wp-json\/wp\/v2\/tags?post=16484"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}