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Spontaneous IVR

Japanese Speech Data - Spontaneous IVR

$335.00 per hour 82 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, IVR

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 82 hours of Japanese Spontaneous IVR data, recorded from speakers in Japan.

Seller Name


Dataset details


Domain Banking
Total recordings 6606
File size 8.91GB
Hours 82
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 81.06


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 87% | 12% | 1%
Age View on chart 18-65
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 83552
Recording environment noisy, silent
Audio format WAV
Bits per sample 8
Device type mobile
Communication band narrowband
Sample rate 8kHz

Details on charts