diff --git a/config/ja/categories.yml b/config/ja/categories.yml
index 76c6670598..3a8cced907 100644
--- a/config/ja/categories.yml
+++ b/config/ja/categories.yml
@@ -32,3 +32,9 @@ Time:
   name: 日付と時刻
 Writing:
   name: 執筆
+VPN & Proxy:
+  name: VPN & プロキシ
+Email:
+  name: Eメール
+DNS & Hosts:
+  name: DNS & ホスト