Question: how jiu jitsu become judo?
Answer: Judo came from Jiu Jitsu. However, Brazilian Jiu Jitsu came from the spread of JUDO around the world. The Gracie family started JUDO under the training of Mitsuyo Maeda, who was sent overseas by Jigoro Kano in his mission to spread Judo around the world. Judo was known in Japan as “Kano Jiu Jitsu”.