Yasuto Sekishima

Yasuto Sekishima is a Japanese mixed martial artist. He competed in the Welterweight division. He was the inaugural Shooto Middleweight Champion.

Sekishima trained under Satoru Sayama at the Super Tiger Gym. He was originally a judoka and also trained in shootboxing under Caesar Takeshi and combat wrestling under Noriaki Kiguchi and debuted as an amateur before Shooto's professional years. He would debut as a professional in 1989 to a draw to Mitsuo Fujikura.