diff --git a/src/components/ReadButton/index.jsx b/src/components/ReadButton/index.jsx
index e468990f..5ca051c2 100644
--- a/src/components/ReadButton/index.jsx
+++ b/src/components/ReadButton/index.jsx
@@ -29,6 +29,8 @@ function ReadButton({ className, contentFn, size }) {
       voice = voices.find((v) => v.name.toLowerCase().includes('microsoft aria'))
     else if (config.preferredLanguage.includes('zh') || navigator.language.includes('zh'))
       voice = voices.find((v) => v.name.toLowerCase().includes('xiaoyi'))
+    else if (config.preferredLanguage.includes('ja') || navigator.language.includes('ja'))
+      voice = voices.find((v) => v.name.toLowerCase().includes('nanami'))
     if (!voice) voice = voices.find((v) => v.lang.substring(0, 2) === config.preferredLanguage)
     if (!voice) voice = voices.find((v) => v.lang === navigator.language)
 
diff --git a/src/config/index.mjs b/src/config/index.mjs
index 7d56e78e..d677d043 100644
--- a/src/config/index.mjs
+++ b/src/config/index.mjs
@@ -180,8 +180,8 @@ export const defaultConfig = {
   activeApiModes: [
     // 'claude2Api',
     'chatgptFree35',
-    'chatgptFree35Mobile',
-    // 'chatgptPlus4',
+    //'chatgptFree35Mobile',
+    'chatgptPlus4',
     // 'chatgptPlus4Mobile',
     'chatgptApi35',
     'chatgptApi35_16k',