Tsubasa Koura (born 10 October 1994) is a Japanese kickboxer and former professional boxer, who held the OPBF mini-flyweight title from 2017 to 2019.
Due to his lack of major success as an amateur, Koura was given a C-class boxing license by the JBC, meaning he would have to begin his career by competing in four round fights.
[1] Koura made his professional debut against Naoki Morooka on 22 August 2014, at the Korakuen Hall in Tokyo, Japan.
[3] Koura fought a rematch with Naoki Morooka on the undercard of DANGAN 135, on 28 July 2015, in the qualifying round of the 2015 East Japan "Rookie of the Year" tournament.
[4] This victory earned Koura a place in the tournament semifinals, held on 24 September 2015, where he faced Yuto Takahashi.
He won the fight by a second-round technical knockout[10] Koura faced the Filipino journeyman Jaysever Abcede for the vacant OPBF mini-flyweight title on 29 July 2017.
[11][12] Koura faced the future WBO mini-flyweight champion Masataka Taniguchi in his first title defense on 11 November 2017.
[21] Koura faced the former Japanese Youth light-flyweight champion Yudai Shigeoka for the vacant WBO Asia Pacific mini-flyweight title on 12 November 2021.
[28] Koura was expected to face Yuni Takada for the vacant Japanese minimumweight title on 16 February 2023, on the undercard of "Phoenix Battle 97".