diff --git a/src/locales/ja/modifier-type.json b/src/locales/ja/modifier-type.json
index b217ab054b7..30504e7582f 100644
--- a/src/locales/ja/modifier-type.json
+++ b/src/locales/ja/modifier-type.json
@@ -330,6 +330,21 @@
     "TART_APPLE": "すっぱいりんご",
     "STRAWBERRY_SWEET": "いちごアメざいく",
     "UNREMARKABLE_TEACUP": "ボンサクのちゃわん",
+    "UPGRADE": "Upgrade",
+    "DUBIOUS_DISC": "Dubious Disc",
+    "DRAGON_SCALE": "Dragon Scale",
+    "PRISM_SCALE": "Prism Scale",
+    "RAZOR_CLAW": "Razor Claw",
+    "RAZOR_FANG": "Razor Fang",
+    "REAPER_CLOTH": "Reaper Cloth",
+    "ELECTIRIZER": "Electirizer",
+    "MAGMARIZER": "Magmarizer",
+    "PROTECTOR": "Protector",
+    "SACHET": "Sachet",
+    "WHIPPED_DREAM": "Whipped Dream",
+    "LEADERS_CREST": "Leader's Crest",
+    "SUN_FLUTE": "Sun Flute",
+    "MOON_FLUTE": "Moon Flute",
 
     "CHIPPED_POT": "かけたポット",
     "BLACK_AUGURITE": "くろのきせき",