Ryosuke Nishida

Nishida began boxing while attending the Nara Prefectural Oji Technical High School, during which time he won the national high school boxing tournament.^[1] Nishida continued training boxing at the Rokushima Boxing Gym while attending the Kindai University, but stopped training after graduating to work in the food industry. He once again took up boxing early in 2019.^[2] Nishida made his professional boxing debut against Sakol Ketkul on 3 October 2019. He won the fight by a first-round technical knockout.^[3]

Nishida faced the journeyman Pablito Canada in his second professional six-round bout on 22 December 2019. He won the fight by unanimous decision, with all three judges scoring the fight 60–52 in his favor. Nishida faced the former Japanese bantamweight champion Shohei Omori in his first eight-round bout on 19 December 2020. He won the fight by unanimous decision, with scores of 79–73, 78–74 and 78–74.^[4]

After winning his first three professional fights, Nishida was booked to challenge the former WBC flyweight and reigning WBO Asia Pacific bantamweight champion Daigo Higa on 24 April 2021.^[5][6] Nishida captured his first professional title by unanimous decision, with two scorecards of 117–111 and one scorecard of 118–110.^[7]

Nishida made his first WBO Asia Pacific bantamweight title defense against Tetsuro Ohashi on 19 December 2021, in the main event of a "Muto Promotions" card which took place at the Sumiyoshi Ward Center in Osaka, Japan. He won the fight by unanimous decision, with scores of 118–110, 119–109 and 116–112.^[8][9]

Nishida made his second WBO Asia Pacific title defense against the #15 ranked OPBF bantamweight contender Aljum Pelesio. The title bout headlined the "You Will Be the Champion 14" event, which took place at the Sumiyoshi Ward Center in Osaka, Japan on 9 October 2022.^[10] He won the fight by unanimous decision, with all three judges awarding him all ten rounds of the bout.^[11]

Nishida made his third WBO Asia Pacific title defense against Songsaeng Phoyaem, in the main event of "3150 FIGHT SURVIVAL", which took place on 1 April 2023 at the EDION Arena Osaka in Osaka, Japan.^[12] He won the fight by unanimous decision, with all three judges scoring the bout 120–107 in his favor.^[13]

Nishida faced Christian Medina Jimenez in an IBF bantamweight title eliminator on 11 August 2023. He won the fight by unanimous decision, with scores of 118–110, 117–111 and 116–112.^[14]

In a very close fight Nishida defeated Emmanuel Rodríguez by unanimous decision in Osaka, Japan, on 4 May 2024 to become the IBF bantamweight world champion.^[15]

On 15 December 2024, Nishida made the first defense of his IBF bantamweight title against the IBF's 14th ranked contender, Anuchai Donsua. He defeated Donsua by body shot TKO in the 7th round.^[16]

It was reported on 7 March 2025, that Nishida would make the second defense of his IBF bantamweight title against his mandatory challenger, Jose Salas Reyes on 28 May in Tokyo, Japan.^[17] On 18 April 2025, it was announced that Nishida would instead be facing WBC bantamweight champion Junto Nakatani in a WBC and IBF bantamweight title unification match.^[18] Nishida lost the fight, which took place at the Ariake Arena in Tokyo on 8 June 2025, when he retired at the end of the sixth round due to an eye injury.^[19][20]

• List of southpaw stance boxers
• Boxing in Japan
• List of Japanese boxing world champions
• List of world bantamweight boxing champions