Japanese Speech Recordings from 1006 Native Speakers

Featuring a sample of Japanese speech recordings from 1006 native speakers from eastern, western, and Kyushu regions of Japan. All audio content has been manually transcribed with high accuracy.

Use Cases

• Train an automatic speech recognition (ASR) model on manually transcribed Japanese audio recordings.
• Analyze regional pronunciation or dialectal variations using speaker metadata from eastern, western, and Kyushu regions.
• Fine-tune a text-to-speech (TTS) model using high-accuracy transcriptions paired with native speaker audio.

Strengths

• Includes audio from 1006 Japanese native speakers, providing a substantial sample size.
• Manual transcription of all recording content ensures high label accuracy.
• Covers speakers from multiple Japanese regions (eastern, western, Kyushu), offering geographic diversity.

Limitations

• Only a sample of a larger paid dataset is available, limiting the total volume of data for free use.
• Specific details on audio length, file formats, and exact column structure are unknown.
• The dataset's composition may be biased, as the eastern region accounts for the largest proportion of speakers.

Provenance

Source

Nexdata

Collection Method

Recordings from 1006 paid participants, with manual transcription of the audio content.

Freshness

Last updated on 2025-04-24.

Geography

Japan (eastern, western, and Kyushu regions).