diff --git a/main/CMakeLists.txt b/main/CMakeLists.txt
index ea6d1972..2436ad3d 100644
--- a/main/CMakeLists.txt
+++ b/main/CMakeLists.txt
@@ -145,8 +145,12 @@ endif()
 # 根据Kconfig选择语言目录
 if(CONFIG_LANGUAGE_ZH_CN)
     set(LANG_DIR "zh-CN")
+elseif(CONFIG_LANGUAGE_ZH_TW)
+    set(LANG_DIR "zh-TW")
 elseif(CONFIG_LANGUAGE_EN_US)
     set(LANG_DIR "en-US")
+elseif(CONFIG_LANGUAGE_JA_JP)
+    set(LANG_DIR "ja-JP")
 endif()
 
 # 定义生成路径
diff --git a/main/Kconfig.projbuild b/main/Kconfig.projbuild
index b4b3864f..a81e79c5 100644
--- a/main/Kconfig.projbuild
+++ b/main/Kconfig.projbuild
@@ -15,8 +15,12 @@ choice
 
     config LANGUAGE_ZH_CN
         bool "Chinese"
+    config LANGUAGE_ZH_TW
+        bool "Chinese Traditional"
     config LANGUAGE_EN_US
         bool "English"
+    config LANGUAGE_JA_JP
+        bool "Japanese"
 endchoice
 
 
diff --git a/main/assets/ja-JP/language.json b/main/assets/ja-JP/language.json
new file mode 100644
index 00000000..5a8776a1
--- /dev/null
+++ b/main/assets/ja-JP/language.json
@@ -0,0 +1,51 @@
+{
+    "language": {
+        "type": "ja-JP"
+    },
+    "strings": {
+        "WARNING": "警告",
+        "INFO": "情報",
+        "ERROR": "エラー",
+        "VERSION": "バージョン ",
+        "LOADING_PROTOCOL": "プロトコルを読み込み中...",
+        "INITIALIZING": "初期化中...",
+        "PIN_ERROR": "SIMカードを挿入してください",
+        "REG_ERROR": "ネットワークに接続できません。ネットワーク状態を確認してください",
+        "DETECTING_MODULE": "モジュールを検出中...",
+        "REGISTERING_NETWORK": "ネットワーク接続待機中...",
+
+        "STANDBY": "待機中",
+        "CONNECT_TO": "接続先 ",
+        "CONNECTING": "接続中...",
+        "CONNECTED_TO": "接続完了 ",
+
+        "LISTENING": "リスニング中...",
+        "SPEAKING": "話しています...",
+
+        "SERVER_NOT_FOUND": "利用可能なサーバーを探しています",
+        "SERVER_NOT_CONNECTED": "サーバーに接続できません。後でもう一度お試しください",
+        "SERVER_TIMEOUT": "応答待機時間が終了しました",
+        "SERVER_ERROR": "送信に失敗しました。ネットワークを確認してください",
+
+        "CONNECT_TO_HOTSPOT": "スマートフォンをWi-Fi ",
+        "ACCESS_VIA_BROWSER": " に接続し、ブラウザでアクセスしてください ",
+        "WIFI_CONFIG_MODE": "ネットワーク設定モード",
+        "ENTERING_WIFI_CONFIG_MODE": "ネットワーク設定中...",
+        "SCANNING_WIFI": "Wi-Fiをスキャン中...",
+
+        "NEW_VERSION": "新しいバージョン ",
+        "OTA_UPGRADE": "OTAアップグレード",
+        "UPGRADING": "システムをアップグレード中...",
+        "UPGRADE_FAILED": "アップグレード失敗",
+        "ACTIVATION": "デバイスをアクティベート",
+
+        "BATTERY_LOW": "バッテリーが少なくなっています",
+        "BATTERY_CHARGING": "充電中",
+        "BATTERY_FULL": "バッテリー満タン",
+        "BATTERY_NEED_CHARGE": "バッテリーが低下しています。充電してください",
+
+        "VOLUME": "音量 ",
+        "MUTED": "ミュートされています",
+        "MAX_VOLUME": "最大音量"
+    }
+}
diff --git a/main/assets/zh-TW/0.p3 b/main/assets/zh-TW/0.p3
new file mode 100644
index 00000000..ec909323
Binary files /dev/null and b/main/assets/zh-TW/0.p3 differ
diff --git a/main/assets/zh-TW/1.p3 b/main/assets/zh-TW/1.p3
new file mode 100644
index 00000000..18935e7a
Binary files /dev/null and b/main/assets/zh-TW/1.p3 differ
diff --git a/main/assets/zh-TW/2.p3 b/main/assets/zh-TW/2.p3
new file mode 100644
index 00000000..f391e4b0
Binary files /dev/null and b/main/assets/zh-TW/2.p3 differ
diff --git a/main/assets/zh-TW/3.p3 b/main/assets/zh-TW/3.p3
new file mode 100644
index 00000000..c2564814
Binary files /dev/null and b/main/assets/zh-TW/3.p3 differ
diff --git a/main/assets/zh-TW/4.p3 b/main/assets/zh-TW/4.p3
new file mode 100644
index 00000000..108bd24f
Binary files /dev/null and b/main/assets/zh-TW/4.p3 differ
diff --git a/main/assets/zh-TW/5.p3 b/main/assets/zh-TW/5.p3
new file mode 100644
index 00000000..20146980
Binary files /dev/null and b/main/assets/zh-TW/5.p3 differ
diff --git a/main/assets/zh-TW/6.p3 b/main/assets/zh-TW/6.p3
new file mode 100644
index 00000000..ddbec49e
Binary files /dev/null and b/main/assets/zh-TW/6.p3 differ
diff --git a/main/assets/zh-TW/7.p3 b/main/assets/zh-TW/7.p3
new file mode 100644
index 00000000..2f6f6161
Binary files /dev/null and b/main/assets/zh-TW/7.p3 differ
diff --git a/main/assets/zh-TW/8.p3 b/main/assets/zh-TW/8.p3
new file mode 100644
index 00000000..4532d108
Binary files /dev/null and b/main/assets/zh-TW/8.p3 differ
diff --git a/main/assets/zh-TW/9.p3 b/main/assets/zh-TW/9.p3
new file mode 100644
index 00000000..e1f147ad
Binary files /dev/null and b/main/assets/zh-TW/9.p3 differ
diff --git a/main/assets/zh-TW/activation.p3 b/main/assets/zh-TW/activation.p3
new file mode 100644
index 00000000..013d499e
Binary files /dev/null and b/main/assets/zh-TW/activation.p3 differ
diff --git a/main/assets/zh-TW/err_pin.p3 b/main/assets/zh-TW/err_pin.p3
new file mode 100644
index 00000000..bf4d8190
Binary files /dev/null and b/main/assets/zh-TW/err_pin.p3 differ
diff --git a/main/assets/zh-TW/err_reg.p3 b/main/assets/zh-TW/err_reg.p3
new file mode 100644
index 00000000..cf316fa2
Binary files /dev/null and b/main/assets/zh-TW/err_reg.p3 differ
diff --git a/main/assets/zh-TW/language.json b/main/assets/zh-TW/language.json
new file mode 100644
index 00000000..0668f225
--- /dev/null
+++ b/main/assets/zh-TW/language.json
@@ -0,0 +1,51 @@
+{
+    "language": {
+        "type": "zh-TW"
+    },
+    "strings": {
+        "WARNING": "警告",
+        "INFO": "資訊",
+        "ERROR": "錯誤",
+        "VERSION": "版本 ",
+        "LOADING_PROTOCOL": "加載協議...",
+        "INITIALIZING": "正在初始化...",
+        "PIN_ERROR": "請插入 SIM 卡",
+        "REG_ERROR": "無法接入網絡，請檢查網路狀態",
+        "DETECTING_MODULE": "檢測模組...",
+        "REGISTERING_NETWORK": "等待網絡...",
+
+        "STANDBY": "待命",
+        "CONNECT_TO": "連接 ",
+        "CONNECTING": "連接中...",
+        "CONNECTED_TO": "已連接 ",
+
+        "LISTENING": "聆聽中...",
+        "SPEAKING": "說話中...",
+
+        "SERVER_NOT_FOUND": "正在尋找可用服務",
+        "SERVER_NOT_CONNECTED": "無法連接服務，請稍後再試",
+        "SERVER_TIMEOUT": "等待響應超時",
+        "SERVER_ERROR": "發送失敗，請檢查網絡",
+
+        "CONNECT_TO_HOTSPOT": "手機連接WiFi ",
+        "ACCESS_VIA_BROWSER": "，瀏覽器訪問 ",
+        "WIFI_CONFIG_MODE": "網路設定模式",
+        "ENTERING_WIFI_CONFIG_MODE": "正在設定網路...",
+        "SCANNING_WIFI": "掃描 Wi-Fi...",
+
+        "NEW_VERSION": "新版本 ",
+        "OTA_UPGRADE": "OTA 升級",
+        "UPGRADING": "正在升級系統...",
+        "UPGRADE_FAILED": "升級失敗",
+        "ACTIVATION": "啟用設備",
+
+        "BATTERY_LOW": "電量不足",
+        "BATTERY_CHARGING": "正在充電",
+        "BATTERY_FULL": "電量已滿",
+        "BATTERY_NEED_CHARGE": "電量低，請充電",
+
+        "VOLUME": "音量 ",
+        "MUTED": "已靜音",
+        "MAX_VOLUME": "最大音量"
+    }
+}
diff --git a/main/assets/zh-TW/upgrade.p3 b/main/assets/zh-TW/upgrade.p3
new file mode 100644
index 00000000..cb382f83
Binary files /dev/null and b/main/assets/zh-TW/upgrade.p3 differ
diff --git a/main/assets/zh-TW/welcome.p3 b/main/assets/zh-TW/welcome.p3
new file mode 100644
index 00000000..c018b54a
Binary files /dev/null and b/main/assets/zh-TW/welcome.p3 differ
diff --git a/main/assets/zh-TW/wificonfig.p3 b/main/assets/zh-TW/wificonfig.p3
new file mode 100644
index 00000000..330fe99c
Binary files /dev/null and b/main/assets/zh-TW/wificonfig.p3 differ
diff --git a/scripts/gen_lang.py b/scripts/gen_lang.py
index 286b5c2a..ed1abc60 100644
--- a/scripts/gen_lang.py
+++ b/scripts/gen_lang.py
@@ -8,6 +8,10 @@ HEADER_TEMPLATE = """// Auto-generated language config
 
 #include <string_view>
 
+#ifndef {lang_code_for_font}
+    #define {lang_code_for_font}  // 預設語言
+#endif
+
 namespace Lang {{
     // 语言元数据
     constexpr const char* CODE = "{lang_code}";
@@ -68,6 +72,7 @@ def generate_header(input_path, output_path):
     # 填充模板
     content = HEADER_TEMPLATE.format(
         lang_code=lang_code,
+        lang_code_for_font=lang_code.replace('-', '_').lower(),
         strings="\n".join(sorted(strings)),
         sounds="\n".join(sorted(sounds))
     )