Kotoba Deck

Learn the Japanese words you hear in the dojo. Spin a daily term, quiz yourself, and study the standard kata set. Romaji, kanji, and meaning — all offline.

The Japanese vocabulary of Shotokan karate.

You hear the words every class — but where do you actually look them up? Kotoba Deck puts the language of the dojo in your pocket: counting, commands, stances, blocks, strikes, kicks, and etiquette, each with romaji, kanji, a clear pronunciation, and an English meaning.