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Don't attempt to identify the identity of the speaker in the voices.

I agree to download original public domain dataset.

Audio Detail

  • 22050hz mono wav - for modern tts (original are 32khz mono mp3)
  • vadded 250ms (little bit long)
  • Volume-level:OK - no need to gain.
  • Noise-level:OK - no need to denoise

Creating Detail

  • Based Common Voice-16_1 ja
  • Audios are vadded with silero-vad
  • Text are cleaned simply by openjtalk.(this mean possible contain miss reading and miss converting)
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Paper for Akjava/ja004_speech_common-voice_22khz