Koboshi

Japanese · 日本語

Learn Japanese vocabulary that sticks.

Remember Japanese words across kanji, kana and meaning — placeholder copy.

PLACEHOLDER: A short intro on learning and retaining Japanese vocabulary with Koboshi. Owner to finalise.

How Koboshi helps with Japanese

  • AI builds each Japanese card — meaning, example, nuance and pronunciation help.
  • FSRS spaced repetition brings every word back right before you would forget it.
  • See each Japanese word beside the other languages you know.
  • Placeholder: add Japanese-specific notes (script, register, common pitfalls).

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Start your Japanese word collection.

Free while we are in beta — no card required.