Takeshi Ishii (石井武志, Ishii Takeshi; born 26 October 1999) is a Japanese professional boxer who has held the WBA…Takeshi Ishii (石井武志, Ishii Takeshi; born 26 October 1999) is a Japanese professional boxer who has held the WBA (Regular) mini-flyweight title since September 2026.
Issei Ishii (石井一成, Ishii Issei; born September 15, 1998) is a Japanese kickboxer and Muay Thai fighter. He is a former…Issei Ishii (石井一成, Ishii Issei; born September 15, 1998) is a Japanese kickboxer and Muay Thai fighter. He is a former K-1 Bantamweight Champion and WBC Muay Thai world champion.
Hyuma Hitachi (Japanese: 常陸飛雄馬, Hitachi Hyuma; born February 16, 1998) is a Japanese kickboxer, currently competing in…Hyuma Hitachi (Japanese: 常陸飛雄馬, Hitachi Hyuma; born February 16, 1998) is a Japanese kickboxer, currently competing in the super featherweight division of RISE. He is the current RISE Super Featherweight Champion. As of October 2022, he is ranked as the third best super bantamweight by Beyond Kick and the fourth best bantamweight by Combat Press.
Taio Asahisa (born 16 January 1998) is a Japanese kickboxer, currently fighting in the lightweight division of K-1…Taio Asahisa (born 16 January 1998) is a Japanese kickboxer, currently fighting in the lightweight division of K-1, where he is the former lightweight champion. He is the current K-1 Super Lightweight champion. As of May 2021, he was the #1 ranked -64 kg kickboxer in the world according to Combat Press.
Hirotaka Asahisa (朝久 裕貴, born 21 June 1996) is a Japanese kickboxer, currently competing in the super featherweight…Hirotaka Asahisa (朝久 裕貴, born 21 June 1996) is a Japanese kickboxer, currently competing in the super featherweight division of K-1 and Wu Lin Feng. He is the current WLF Super featherweight champion. A professional competitor since 2012, Asahisa is the 2018 Wu Lin Feng Super Featherweight tournament winner and the 2022 K-1 Super Featherweight World Grand Prix runner-up. As of July 2021, Combat Press ranks him as the #3 bantamweight in the world. He has been ranked in the top ten since November 2020.
Sana Hazuki (葉月さな, Hazuki Sana) (born 23 August 1984) is a Japanese professional boxer who has challenged for world…Sana Hazuki (葉月さな, Hazuki Sana) (born 23 August 1984) is a Japanese professional boxer who has challenged for world titles on three occasions. She has held the WBC female Silver atomweight title and is a former Oriental and Pacific Boxing Federation female minimumweight champion.
Hiromitsu Miura (Japanese: 三浦 広光, Miura Hiromitsu; September 22, 1981 – October 26, 2024) was a Japanese mixed martial…Hiromitsu Miura (Japanese: 三浦 広光, Miura Hiromitsu; September 22, 1981 – October 26, 2024) was a Japanese mixed martial artist who competed in the welterweight division. He was also a former boxer who competed in the light heavyweight division.
Takashi Koshimoto (越本 隆志, Koshimoto Takashi; born January 5, 1971, in Fukuoka) is a former Japanese professional boxer…Takashi Koshimoto (越本 隆志, Koshimoto Takashi; born January 5, 1971, in Fukuoka) is a former Japanese professional boxer in the featherweight (126 lb) division. He is a former WBC world featherweight champion.
Katsuya Onizuka (鬼塚 勝也, Onizuka Katsuya; born Takashi Onizuka; March 12, 1970) is a former WBA Super Flyweight champion…Katsuya Onizuka (鬼塚 勝也, Onizuka Katsuya; born Takashi Onizuka; March 12, 1970) is a former WBA Super Flyweight champion from Kitakyushu, Japan. Onizuka was an extremely popular boxer in Japan, creating a boxing boom in Japan during the early 1990s along with Joichiro Tatsuyoshi.
Toshinori Koga (古賀 俊憲, Toga Toshinori; born 24 May 1948) is a Japanese boxer. He competed in the men's flyweight event…Toshinori Koga (古賀 俊憲, Toga Toshinori; born 24 May 1948) is a Japanese boxer. He competed in the men's flyweight event at the 1976 Summer Olympics.
Kenji Yonekura (Japanese: 米倉 健司, Hepburn: Yonekura Kenji; 25 May 1934 – 20 April 2023) was a Japanese boxer who…Kenji Yonekura (Japanese: 米倉 健司, Hepburn: Yonekura Kenji; 25 May 1934 – 20 April 2023) was a Japanese boxer who competed at the 1956 Melbourne Olympic Games in the flyweight division, and was a two-time world title challenger in the flyweight and bantamweight divisions. He later served as the president of Yonekura Boxing Gym.
Yuko Kuroki (黒木優子, Kuroki Yuko; born 28 March 1991) is a Japanese professional boxer. She has been a world champion in…Yuko Kuroki (黒木優子, Kuroki Yuko; born 28 March 1991) is a Japanese professional boxer. She has been a world champion in two-weight classes having held the WBA female minimumweight title from January 2025 to October 2025, the WBC female minimumweight title from 2014 to 2017 and the unified WBO and WBA female atomweight titles from 2022 to 2024.
Mako Yamada (山田真子, born 26 May 1994) is a Japanese kickboxer and former boxer, currently competing in the atomweight…Mako Yamada (山田真子, born 26 May 1994) is a Japanese kickboxer and former boxer, currently competing in the atomweight division of KNOCK OUT. Yamada is a former boxing world champion, having held the WBO mini flyweight title in 2014. She is the first Japanese woman to win a world title in Korea and the first female Japanese fighter to win a WBO world title. A professional competitor since 2010, Yamada is the 2010 J-Girls Next Challenger tournament winner, as well as the 2010 J-Girls atomweight champion.