diff --git a/content/ja/docs/_index.md b/content/ja/docs/_index.md
index a1651d8457..ca2621b2c2 100644
--- a/content/ja/docs/_index.md
+++ b/content/ja/docs/_index.md
@@ -1,3 +1,4 @@
 ---
-title: ドキュメント 
+linktitle: Kubernetesドキュメント
+title: ドキュメント
 ---