diff --git a/src/locales/ja/achv.json b/src/locales/ja/achv.json
index 5916b1fbf73..ad85e8aeb05 100644
--- a/src/locales/ja/achv.json
+++ b/src/locales/ja/achv.json
@@ -267,7 +267,7 @@
     "description": "反転バトルチャレンジを　クリアする\nるすアリク　をジンレャチルトバ転反"
   },
   "BREEDERS_IN_SPACE": {
-    "name": "Breeders in Space!",
-    "description": "Beat the Expert Pokémon Breeder in the Space Biome."
+    "name": "宇宙のブリーダー！",
+    "description": "宇宙バイオームで　エキスパートブリーダーを　倒す"
   }
 }