Satoshi Ishii

is a Japanese judoka and mixed martial artist noted for winning a gold medal in Olympic Judo at the 2008 Summer Olympic Games in Beijing, China, a silver medal at the 2006 Asian Games and two All-Japan Judo Championships. Ishii made his professional MMA debut at Dynamite!! 2009 losing to fellow Judoka gold medalist Hidehiko Yoshida by unanimous decision, but currently holds a record of 14-7-1. He is currently under contract with Rizin Fighting Federation.

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