1Judo — a Japanese martial art and Olympic sport in which competitors use throws and grappling holds to control or immobilize an opponent.
小学生の時から柔道を習っている。
I've been learning judo since elementary school.
彼は柔道の大会で優勝したことがある。
He has won first place in a judo tournament before.
柔道の練習で受け身の取り方を教わった。
In judo practice, I was taught how to break my fall.