Thousands of Sonix customers convert their Japanese MP4 files to text 
What's the best way to convert Japanese MP4 files to text? 
Use Sonix to convert Japanese MP4 files to text
Follow these six easy steps to quickly and easily convert your Japanese MP4 files to text:
Step 1: Log into your Sonix account
If you don't have one, you can sign up for Sonix's free account—30 minutes of free transcription/translation.
Step 2: Upload your Japanese MP4 file
In Sonix, click “Upload” and locate the Japanese MP4 file on your computer.
Step 3: Choose language: Japanese
Select Japanese in the dropdown that asks 'What language was spoken?.' Then, click the “Transcribe” button.
Step 4: Sonix transcribes your MP4 file
Sonix automatically transcribes your Japanese MP4 file and converts it to Japanese text.
Step 5: Polish your Japanese transcript
Edit your Japanese transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export Japanese text
Export the Japanese text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your Japanese MP4 file to text!
How to improve the accuracy of your Japanese transcripts?
Start by improving the quality of the Japanese MP4 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 MP4 file that I upload?
Yes, please do not over-compress or over-filter the audio track of your Japanese MP4 file. By uploading a high quality version of your audio, we can give you the best level of accuracy.
Aside from MP4, do you support other types of audio/video files?
Yes, we do! You can convert the following file types in Japanese with Sonix:
What customers say about Sonix's automated transcription 
The recording I transcribed was poor quality at best, so I was pleasantly surprised by how accurately Sonix captured the text. And your editor is absolutely brilliant!
I LOVE Sonix. It's saving my life. I'm working on a project with almost NO budget, interviewing a bunch of people and the Sonix transcriptions are accurate, and are so easy and intuitive to correct.
I love, love, love this service! Sonix is amazing! I plan to use the transcripts I've gotten so far to update the content of my podcast so that it will aid in SEO on my website. Very, very useful!
Sonix saves me 60% of the time editing. No more manual trascription nightmare with writing down timecodes, and sending emails. I think you are changing the game here! Bravo :)
I heard about you from my friend. I found my transcription to be almost exactly what is in the audio file. Love it...continue what you are doing. Sonix is excellent. I appreciate that.
I am LOVING Sonix! The price, accuracy, create your own library, check marks when something is completed. I am so glad I found the service.
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Convert Japanese MP4 files to text with Sonix 
Sonix automatically transcribes and translates your audio and video files in over 37 languages. Easily search, edit, and share your media files. Sonix uses advanced transcription and translation algorithms to convert your Japanese MP4 files to text both fast and accurate. Fast, accurate, and affordable. Millions of users from all over the world.
Includes 30 minutes of free transcription
