Osamu Watanabe

was a Japanese freestyle wrestler. In 1962, he debuted internationally and retired shortly after the 1964 Olympics. During his brief career Watanabe won all his few hundred bouts. He is considered one of the best wrestlers in Olympic history.

In the early 2000s Watanabe resumed competing internationally in the masters category. He died of a heart attack on October 1, 2022. Provided by Wikipedia