Accurately convert
Japanese MPEG files to text

Sonix automatically transcribes your Japanese MPEG files to text in minutes. Access industry-leading artificial intelligence and the days of manually transcribing your Japanese MPEG files are long gone. Japanese speech to text: Sonix has been independently reviewed the most accurate Japanese automated transcription, translation, and subtitling platform.

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Thousands of Sonix customers convert their Japanese MPEG files to text

ESPN uses automated transcription by Sonix to create Japanese MPEG files to text
CIBC uses automated transcription by Sonix to create Japanese MPEG files to text
Google uses automated transcription by Sonix to create Japanese MPEG files to text
CNBC uses automated transcription by Sonix to create Japanese MPEG files to text
NBC Universal uses automated transcription by Sonix to create Japanese MPEG files to text
ABC News uses automated transcription by Sonix to create Japanese MPEG files to text
Microsoft uses automated transcription by Sonix to create Japanese MPEG files to text
Quartz uses automated transcription by Sonix to create Japanese MPEG files to text
University of Arizona uses automated transcription by Sonix to create Japanese MPEG files to text
Yale University uses automated transcription by Sonix to create Japanese MPEG files to text
Stanford University uses automated transcription by Sonix to create Japanese MPEG files to text
What's the best way to convert Japanese MPEG files to text?

Use Sonix to quickly convert
Japanese MPEG files to text

  1. 1
    Log into your Sonix account~30 sec

    If you don't have one, you can sign up for Sonix's free account — Your free trial includes 30 minutes of transcription and translation.

  2. 2
    Upload your Japanese MPEG file~1 min

    Click “Upload” and locate the Japanese MPEG file on your computer.

  3. 3
    Choose language: Japanese~10 sec

    Select Japanese as the language spoken, then click “Transcribe”.

  4. 4
    Sonix transcribes your MPEG file~5 min

    Sonix transcribes your Japanese MPEG file and converts it to Japanese text.

  5. 5
    Polish your Japanese transcript~2 min

    Edit your Japanese transcript directly in the browser to correct any misheard words.

  6. 6
    Export Japanese text~10 sec

    Export the Japanese text to MS Word, PDF, subtitles, or plain text.

Japanese MPEG, in detail

Understanding Japanese MPEG files

Standard Japanese (hyojungo), based on Tokyo speech, dominates broadcasting and education and is the variety speech recognition models are primarily trained on. Kansai dialect (Osaka and Kyoto) is the most prominent regional variant, with different pitch accent and vocabulary, while Tohoku and Kyushu dialects diverge further from the standard; the traditional Ryukyuan languages of Okinawa differ so much that linguists classify them as separate languages rather than Japanese dialects.

MPEG technical specifications

Codec
MPEG-1 Part 2 or MPEG-2 Part 2 video with MPEG-1 Layer II (MP2) audio
Container
MPEG program stream
Typical bitrate
1.5–9.8 Mbps combined (MPEG-1 through DVD-grade MPEG-2)
Sample rate
32, 44.1, or 48 kHz (audio track); video resolution varies by source
Compression
Lossy

Japanese at a glance

Speakers
~125 million speakers worldwide
Writing system
Mixed script: kanji (Chinese characters) combined with the hiragana and katakana syllabaries, written without spaces between words
Say hello
こんにちは (Kon'nichiwa)!
Japanese MPEG conversion FAQ

Frequently asked questions

How to improve the accuracy of your Japanese transcripts?

Start by improving the quality of the Japanese MPEG file that you upload to Sonix. Please use high quality recording equipment, recording in a quiet environment, and ensure that your speakers are speaking clearly to ensure that your transcript is as accurate as possible.

Any advice for the Japanese MPEG file that I upload?

Yes, please do not over-compress or over-filter the audio track of your Japanese MPEG file. By uploading a high quality version of your audio, we can give you the best level of accuracy.

Aside from MPEG, do you support other types of audio/video files?

Yes, we do! You can convert the following file types in Japanese with Sonix:

What is the difference between .mpeg and .mpg files?

They are the same format; .mpg is the three-letter variant of the extension carried over from systems that limited extensions to three characters. Both play and transcribe identically.

Do I need to convert my MPEG file to MP4 before transcribing it?

No. MPEG files can be uploaded directly, and the audio is extracted for transcription without any prior conversion.

Can Sonix transcribe Japanese audio and video to text?

Yes. Upload your audio or video file, select Japanese as the spoken language, and Sonix returns a transcript in standard Japanese script (kanji, hiragana, and katakana) that you can edit in the browser and export.

Does Japanese transcription handle Kansai dialect and regional accents?

Sonix's Japanese model is built around standard (Tokyo) Japanese and generally handles regional accents, but strongly dialectal vocabulary such as Kansai-ben expressions may need corrections in the built-in editor.

Can Sonix create Japanese subtitles?

Yes. After transcribing, you can split the Japanese transcript into subtitle lines and export SRT or VTT files for video captioning.

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