diff --git a/client/public/locales/ja/landing.json b/client/public/locales/ja/landing.json
index 1afe0b56..aa8697aa 100644
--- a/client/public/locales/ja/landing.json
+++ b/client/public/locales/ja/landing.json
@@ -22,6 +22,7 @@
     "links": {
       "donate": "寄付",
       "github": "ソースコード",
+      "docs": "ドキュメンテーション",
       "privacy": "プライバシーポリシー",
       "service": "利用規約"
     }