Kanō Jigorō, founder of judo Fashionable judo is often a classic example of a Activity that is certainly derived from jujutsu. A lot of who analyze judo think as Kanō did, that judo will not be a Activity but a self-protection system developing a pathway toward peace and common harmony. https://jiujitsu19752.wikijm.com/687612/the_jiu_jitsu_in_fleming_island_diaries