diff --git a/examples/KWS_VAD_Whisper_LLM_TTS/KWS_VAD_Whisper_LLM_TTS.ino b/examples/KWS_VAD_Whisper_LLM_TTS/KWS_VAD_Whisper_LLM_TTS.ino
index 6f6f033..ca30998 100644
--- a/examples/KWS_VAD_Whisper_LLM_TTS/KWS_VAD_Whisper_LLM_TTS.ino
+++ b/examples/KWS_VAD_Whisper_LLM_TTS/KWS_VAD_Whisper_LLM_TTS.ino
@@ -29,6 +29,7 @@ void setup()
 
     language = "en_US";
     // language = "zh_CN";
+    // language = "ja_JP";
 
     /* Init module serial port */
     // int rxd = 16, txd = 17;  // Basic
diff --git a/examples/MeloTTS/MeloTTS.ino b/examples/MeloTTS/MeloTTS.ino
index b63a685..d8c1762 100644
--- a/examples/MeloTTS/MeloTTS.ino
+++ b/examples/MeloTTS/MeloTTS.ino
@@ -63,6 +63,7 @@ void loop()
     i++;
     std::string text = std::to_string(i) + " plus " + std::to_string(i) + " equals " + std::to_string(i + i) + ".";
     // std::string text = std::to_string(i) + " 加 " + std::to_string(i) + " 等于 " + std::to_string(i + i) + ".";
+    // std::string text = std::to_string(i) + " 足す " + std::to_string(i) + " は " + std::to_string(i + i) + " です。";
 
     M5.Display.setTextColor(TFT_GREEN);
     M5.Display.printf("<< %s\n\n", text.c_str());