Mizuto Hirota competes in Featherweight division, which refers to what weight class?
Featherweight (MMA) The featherweight division in mixed martial arts refers to different weight classes:
Ryo Miyazaki Ryo Miyazaki (宮崎 亮 , Miyazaki Ryō ) is a Japanese professional boxer in the Light Flyweight division and a former WBA World Minimumweight champion.