Mizuto Hirota competes in Featherweight division, which refers to what weight class?
Mizuto Hirota Mizuto Hirota (廣田瑞人 , Hirota Mizuto , born May 5, 1981) is a Japanese mixed martial artist currently competing in the Featherweight division of the Ultimate Fighting Championship. A professional competitor since 2005, he appeared in the Japanese MMA event Dynamite!! 2009 event and has also competed for Shooto and Strikeforce.
Royal Kobayashi Kazuo Kobayashi (小林 和男 , Kobayashi Kazuo , born October 10, 1949) , better known as Royal Kobayashi, is a retired Japanese boxer who competed at the 1972 Munich Olympic Games in the featherweight division, and won the Lineal and WBC junior featherweight titles in 1976. He is an alumnus of the Takushoku University.