Free Japanese tools
Turn Japanese lines into usable knowledge
Start with the exact problem in front of you: understand a sentence, shape a review card, or recognize the spoken form you heard.
- AI analysis
Japanese Sentence Analyzer
Get a natural translation, kana reading, difficulty estimate, grammar focus, and nuance note.
Open tool - Private browser tool
Japanese Anki Card Generator
Build standard, reverse, or cloze cards and download a private, Anki-compatible TSV.
Open tool - Subtitle forms
Spoken Japanese Verb Conjugator
Conjugate useful verb forms and reveal the casual contractions common in subtitles.
Open tool - Guided example
Japanese Sentence Explainer Demo
See how one subtitle line becomes meaning, grammar, nuance, and an Anki-ready card.
Open tool - 8-question test
Japanese Subtitle Readiness Test
Check whether your kana, particles, contractions, and register skills are ready for subtitle study.
Open tool
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