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:
Yoshihiro Kamegai Yoshihiro Kamegai (亀海喜寛 "Kamegai Yoshihiro", born November 12, 1982) is a Japanese professional boxer affiliated with the Teiken Boxing Gym and Golden Boy Promotions. He secured the Japanese super lightweight title in 2010 as the 33rd champion and defended it once before vacating it. He made his U.S. boxing debut in 2011, securing a victory over Hector Munoz at the MGM Grand. He became the 38th OPBF welterweight champion, securing the title in 2013 before vacating it after one defense. He fought Miguel Cotto for the vacant WBO light middleweight world title.