diff --git a/src/locales/ja.json b/src/locales/ja.json
index 0d13f153..067b92a6 100644
--- a/src/locales/ja.json
+++ b/src/locales/ja.json
@@ -515,9 +515,9 @@
   "common.finish": "完了",
   "common.ok": "確認",
   "common.cancel": "キャンセル",
-  "commons.west": "立つ",
-  "commons.east": "ドン",
-  "commons.south": "M",
+  "commons.west": "西",
+  "commons.east": "東",
+  "commons.south": "南",
   "commons.north": "北",
   "commons.none": "選択しない",
   "common.type": "分類",