Yokota fought for the Japanese MMA promotions DEEP and WVR Sengoku.
Yokota has a background in Judo and fights for Team Grabaka with notable training partners such as Akihiro Gono and Kazuo Misaki.
Yokota debuted MMA in GCM demolition in September 2004 where he faced off against Keita Nakamura, the 2 round fight resulted in a draw.
After his first fight Yokota debuted the Japanese promotion DEEP and went undefeated in his next eight fights till he suffered his first loss by knockout at the hands of Tae Hyun Bang.
His most famous fight was against former Sengoku 155 pound champion, Satoru Kitaoka, which he lost by unanimous decision.