<human>:  Why is the martial art judo called judo?
<bot>: The name judo is a combination of the Japanese words ju (meaning “gentle”) and do (meaning “way”). Judo was originally a martial art that was developed in Japan in the late 1800s by Jigoro Kano, who wanted to create a martial art that was non-violent. He created judo to teach people how to defend themselves against an opponent.