diff --git a/files/ja/web/api/htmlelement/blur/index.md b/files/ja/web/api/htmlelement/blur/index.md
index 6c762eb43881d6..1cb8e9ec4ec863 100644
--- a/files/ja/web/api/htmlelement/blur/index.md
+++ b/files/ja/web/api/htmlelement/blur/index.md
@@ -1,5 +1,6 @@
 ---
 title: "HTMLElement: blur() メソッド"
+short-title: blur()
 slug: Web/API/HTMLElement/blur
 l10n:
   sourceCommit: a3d9f61a8990ba7b53bda9748d1f26a9e9810b18
diff --git a/files/ja/web/api/htmlelement/tabindex/index.md b/files/ja/web/api/htmlelement/tabindex/index.md
index 9ed0403657a0fd..756e561f1000cc 100644
--- a/files/ja/web/api/htmlelement/tabindex/index.md
+++ b/files/ja/web/api/htmlelement/tabindex/index.md
@@ -1,5 +1,6 @@
 ---
 title: "HTMLElement: tabIndex プロパティ"
+short-title: tabIndex
 slug: Web/API/HTMLElement/tabIndex
 l10n:
   sourceCommit: a3d9f61a8990ba7b53bda9748d1f26a9e9810b18
diff --git a/files/ja/web/api/htmlelement/title/index.md b/files/ja/web/api/htmlelement/title/index.md
index f8dc357918d1b5..7041150cca58f3 100644
--- a/files/ja/web/api/htmlelement/title/index.md
+++ b/files/ja/web/api/htmlelement/title/index.md
@@ -1,5 +1,6 @@
 ---
 title: "HTMLElement: title プロパティ"
+short-title: title
 slug: Web/API/HTMLElement/title
 l10n:
   sourceCommit: a3d9f61a8990ba7b53bda9748d1f26a9e9810b18