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    Kumi

    Learn Japanese. Where understanding folds into fluency.

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    Resources

    Roadmap

    What you can do in Kumi today, and what's coming next.

    1. Available now

      Dictionary, lessons & mastery

      The core of Kumi is live today, everything you need to study end to end in one place.

      • Full dictionary across kana, radicals, kanji, vocabulary, and grammar
      • Lessons and weakness-aware review with Kumi Lattice
      • KMT mastery tracking, analytics, and concept lists
      • Public profiles, leaderboards, and shareable lists
    2. In development

      Mastery: premium features

      The Mastery tier is being built, focused on test prep and generative help.

      • On-demand mock exams and generated test runs
      • Immersive AI chat and generative reading at your level
      • AI explanations and coaching on your answers
    3. On the roadmap

      Mobile & offline

      Longer-term, so your progress goes with you everywhere.

      • Native mobile apps for iOS and Android
      • Offline study for reviews and lessons
      • Sync across all your devices

    Explore Kumi

    Get the most out of what is live

    Read the guides