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Spontaneous Dialogue

Japanese Speech Data - Spontaneous Dialogue

$555.00 per hour 107 hours available

The dataset is split into 20h chunks that you can buy separately

Version Number
Published date
Sep 1, 2021
Audio demo Audio clips from the dataset that you can listen to.

How can I get the dataset?

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Use case(s)

call centre, conversational AI

Model Applications

Acoustic Modelling, ASR Testing, Benchmarking

Packaging description

A zip file containing metadata files in tsv format and a folder with all the audio files
This dataset contains 107 hours of Japanese Spontaneous Dialogue data, recorded from speakers in Japan.

Seller Name


Dataset details


Domain Retail
Total recordings 1433
File size 11.56GB
Hours 107
Word error rate (%) Measurement indicating errors in alignment of text representation (actual vs. perfect) of audio, taking into account words omitted, inserted or wrongly replaced. 0%
Average amount of recordings per speaker 8.07


Locale The language(s) and country(s) applicable to the speakers in the dataset. ja-jp
Language Japanese
Country Japan
Female | Male | Unspecified View on chart 63% | 10% | 28%
Age View on chart 18-64
Accent(s) View on chart Chubu 中部, Chugoku 中国, Hokkaido 北海道, Kanto 関東, Kinki 近畿, Kyushu 九州, Shikoku 四国, Tohoku 東北

Audio Details

Words 195455
Recording environment noisy, silent
Audio format WAV
Bits per sample 8
Device type mobile
Communication band narrowband
Sample rate 8kHz

Details on charts