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1 sport governed by this organization
IJF SOR 2025-2028 cycle (new rules debuted at Paris Grand Slam Feb 2025; refereeing rules locked from Ulaanbaatar Grand Slam through LA 2028 Olympics)
Judo was founded in 1882 by Professor Jigoro Kano in Tokyo, Japan. Drawing from the traditional Japanese martial art of jujutsu, Kano distilled its most effective techniques into a refined system built on two core principles: Seiryoku Zen'yo (maximum efficiency with minimum effort) and Jita Kyoei...