Katsuyō Academy

At a glance

• Editor score
  6.0 / 10
• Pricing
  Free plan
• Best for
  Free browser-based drills with AI conversation
• Free plan
  Yes
• Paid from
  Free
• Study focus
  Balanced
• Facts checked
  22 Oct 2026

• Where it wins

  • Audio-supported practice covers all 104 hiragana and katakana characters.
  • Combines kanji, vocabulary, conjugation, graded reading, and dictionary tools.
  • Talk offers scenario-based and free-chat Japanese conversation practice.

• Where it doesn't

  • Web-only access means there is no offline study.
  • Progress is generally stored in the browser unless you opt into account syncing.
  • The 941-word vocabulary set and 2,300-kanji course define a finite scope.

Our verdict on Katsuyō Academy

Katsuyō Academy is a free Japanese-learning website for learners building foundations or studying toward JLPT levels. Its browser-based toolkit spans kana, kanji, vocabulary, verb conjugation, graded reading, reference lookups, and conversation practice. Kana drills include audio for 104 hiragana and katakana characters, and guided study covers 2,300 kanji from the Kodansha Kanji Learner’s Course. The product is designed for individual learners and small-scale study, with no installation or account required to begin.

The breadth is the central appeal: learners can practice 941 vocabulary words across 19 topics, work through 16 verb forms with feedback and review, and use reverse conjugation and deconjugation tools. Graded stories run from N5 to N1 with audio and comprehension questions, while a searchable Japanese-English dictionary contains about 30,000 words. Talk adds scenario-based and free-chat conversation practice, and the optional Katsu AI tutor can provide explanations and study help. Browser-based progress tracking covers drills and flashcards, giving learners a way to continue structured practice across several study areas in one site.

According to the published product description, Katsuyō Academy has no paid tier; optional support contributions and account syncing are available. The web-only format and browser-stored progress suit learners who want free access without an installation, but offline study is not supported, and progress is generally kept in the browser unless syncing is enabled. Optional AI and conversation features use server processing. Choose it if you want a broad free browser toolkit with reading and speaking practice; learners who need offline access or a dedicated installed app should look elsewhere.

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Katsuyō Academy pricing

Katsuyō Academy fact sheet

Alternatives to Katsuyō Academy

• DuolingoA broad free Japanese course with placement, personalized review, stories, and mobile access.9.4
• IRODORI Japanese Online CourseA free, self-paced Japanese course focused on everyday life and work in Japan.9.3
• MJMarugoto Japanese Online CourseInteractive Japanese self-study with tutor-supported courses, live lessons, and assignment correction.9.2

See all Katsuyō Academy alternatives →

Featured on iTechGuides

Katsuyō Academy is listed in our Japanese Learning Apps directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 29 Oct 2026 · How we research and update