Kansetsu-waza Master Natsumi Tsunoda Wins Gold by Sticking to her Judo Style; Judoka Blows Away Concerns by Producing Results

PARIS — Judoka Natsumi Tsunoda, who won Japan’s first gold medal of the Paris Olympics, is known as a master of kansetsu-waza joint-locking submission techniques. Once she holds her opponent down, she never lets them go.