Studying for your
next judo rank?

Free study app for the official USJA Senior Rank Exam

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• Every term on the exam — vocabulary, knowledge questions, and technique lists, Rokkyu through Ikkyu, organized belt by belt
• Short daily lessons — flashcards and quizzes that re-ask what you miss, with streaks to keep you honest
• Names that make sense — learn that O = major, Soto = outer, Gari = reap, and O Soto Gari reads like a sentence
• Nothing to install — works in your phone's browser, offline too. No account. No ads. Free, always.