diff --git a/src/locales/ja/trainer-names.json b/src/locales/ja/trainer-names.json
index d96058a9a21..e005b1668ab 100644
--- a/src/locales/ja/trainer-names.json
+++ b/src/locales/ja/trainer-names.json
@@ -162,15 +162,15 @@
   "marnie_piers_double": "マリィとネズ",
   "piers_marnie_double": "ネズとマリィ",
 
-  "buck": "Buck",
-  "cheryl": "Cheryl",
-  "marley": "Marley",
-  "mira": "Mira",
-  "riley": "Riley",
-  "victor": "Victor",
-  "victoria": "Victoria",
-  "vivi": "Vivi",
-  "vicky": "Vicky",
-  "vito": "Vito",
-  "bug_type_superfan": "Bug-Type Superfan"
+  "buck": "バク",
+  "cheryl": "モミ",
+  "marley": "マイ",
+  "mira": "ミル",
+  "riley": "ゲン",
+  "victor": "ハルヒコ",
+  "victoria": "ヤスエ",
+  "vivi": "アキ",
+  "vicky": "ミツヨ",
+  "vito": "リョウヘイ",
+  "bug_type_superfan": "むしマニア"
 }