Japanese Sentence Corrector

Paste Japanese text to fix grammar, particles (助詞), conjugation, and punctuation without changing your meaning. Each correction comes with a short explanation, so you learn as you go. You can also listen to the Japanese input or generated output to check pronunciation and rhythm.

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Examples

Input
私は昨日友達と映画を見て、とても面白いでした。
Natural Japanese
私は昨日友達と映画を見て、とても面白かったです。

Fixes the i-adjective past tense ("面白いでした" → "面白かったです").

Input
報告書はもう送りましたか。まだの場合は今日中で送ってください。
Natural Japanese
報告書はもう送りましたか。まだの場合は今日中に送ってください。

Corrects the particle: "今日中で" → "今日中に".

Frequently asked

Will it change my meaning?

No. Proofread mode keeps your meaning and only fixes errors and unnatural phrasing.

Does it explain the corrections?

Yes — each change includes a short reason and the relevant grammar point.

How long can the text be?

Up to 2,000 characters per request, on every plan.

Can I listen to the Japanese pronunciation?

Yes. You can listen to both the input and the rewritten Japanese. Free users can use browser voice reading; Premium users can enable Google high-quality Japanese voice reading.

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