Genki Sudo (須藤 元気, Sudō Genki?, born March 8, 1978 in Kōtō, Tokyo, Japan) is a retired Japanese mixed martial artist and a kickboxer who, until December 31, 2006 competed in the Japanese fighting organization HERO'S and before that, the Ultimate Fighting Championship and Pancrase. He is notable for his elaborate ring entrances and unorthodox fighting style. His philosophy is "We are all one." He is a practicing Buddhist. Signature moves include the flying triangle and spinning backfist. He is also an essayist, a musician, an actor and a dancer.