diff --git a/frontend/index.html b/frontend/index.html
index 8e60d37..903c51d 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -4,7 +4,20 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/vite.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta name="description" content="ぼざクリ ぼざろクリーチャーシリーズ 伊地知ニジカ リンク集 Wiki ニコニコ" />
     <title>ぼざクリ タグ広場　〜 ぼざろクリーチャーシリーズ綜合リンク集</title>
+    <script type="application/ld+json">
+    {
+    "@context": "http://schema.org",
+    "@type": "WebSite",
+    "url": "https://hub.nizika.monster",
+    "potentialAction": {
+     "@type": "SearchAction",
+     "target": "https://hub.nizika.monster/posts?tags={search_term}",
+     "query-input": "required name=search_term"
+     }
+    }
+    </script>
   </head>
   <body>
     <div id="root"></div>
