diff --git a/lib/app.dart b/lib/app.dart
index 1707bdc..fac870f 100644
--- a/lib/app.dart
+++ b/lib/app.dart
@@ -88,6 +88,7 @@ class AppGlobalModel extends _$AppGlobalModel {
         const Locale("zh", "CN"): NoL10n.langZHS,
         const Locale("zh", "TW"): NoL10n.langZHT,
         const Locale("en"): NoL10n.langEn,
+        const Locale("ja"): NoL10n.langJa,
       };
 
   @override
@@ -308,6 +309,7 @@ class AppGlobalModel extends _$AppGlobalModel {
       final localeCode = value.countryCode != null
           ? "${value.languageCode}_${value.countryCode ?? ""}"
           : value.languageCode;
+      dPrint("changeLocale == $value localeCode=== $localeCode");
       await appConfBox.put("app_locale", localeCode);
       state = state.copyWith(appLocale: value);
     }
diff --git a/lib/generated/no_l10n_strings.dart b/lib/generated/no_l10n_strings.dart
index ec28141..3db4499 100644
--- a/lib/generated/no_l10n_strings.dart
+++ b/lib/generated/no_l10n_strings.dart
@@ -2,4 +2,5 @@ class NoL10n {
   static const String langZHS = '简体中文';
   static const String langZHT = '繁體中文';
   static const String langEn = 'English';
+  static const String langJa = '日本語';
 }