diff --git a/frontend/public/locales/common/en-US.json b/frontend/public/locales/common/en-US.json
index b67799e789..64fbef7c02 100644
--- a/frontend/public/locales/common/en-US.json
+++ b/frontend/public/locales/common/en-US.json
@@ -19,6 +19,7 @@
   "langPolish": "Polish",
   "langSimplifiedChinese": "Simplified Chinese",
   "langSpanish": "Spanish",
+  "langJapanese": "Japanese",
   "text2img": "Text To Image",
   "img2img": "Image To Image",
   "unifiedCanvas": "Unified Canvas",
diff --git a/frontend/public/locales/common/en.json b/frontend/public/locales/common/en.json
index b67799e789..64fbef7c02 100644
--- a/frontend/public/locales/common/en.json
+++ b/frontend/public/locales/common/en.json
@@ -19,6 +19,7 @@
   "langPolish": "Polish",
   "langSimplifiedChinese": "Simplified Chinese",
   "langSpanish": "Spanish",
+  "langJapanese": "Japanese",
   "text2img": "Text To Image",
   "img2img": "Image To Image",
   "unifiedCanvas": "Unified Canvas",
diff --git a/frontend/src/features/system/components/LanguagePicker.tsx b/frontend/src/features/system/components/LanguagePicker.tsx
index 29c6f9071a..23d102a236 100644
--- a/frontend/src/features/system/components/LanguagePicker.tsx
+++ b/frontend/src/features/system/components/LanguagePicker.tsx
@@ -20,6 +20,7 @@ export default function LanguagePicker() {
     pl: t('common:langPolish'),
     zh_cn: t('common:langSimplifiedChinese'),
     es: t('common:langSpanish'),
+    ja: t('common:langJapanese'),
   };
 
   const renderLanguagePicker = () => {