The highly anticipated boxing match between Thanongsak Simsri and Sergio Mendoza for the IBF Light Flyweight title is set to take place on April 13th, 2026, at the renowned Korakuen Hall in Tokyo, Japan. This 12-round championship bout is the main event of the evening.

Fighter Records and Backgrounds

Thanongsak Simsri, the reigning IBF Light Flyweight Champion, enters the ring with an impressive professional record of 39 wins, 1 loss, and 0 draws, boasting a formidable 87% knockout rate (34 KOs). He is currently ranked as the 8th best light flyweight globally. Simsri's sole career defeat occurred in 2022 against Masamichi Yabuki. Since then, he has embarked on an impressive 15-fight winning streak, with notable victories over Masataka Taniguchi, Songchai Songklod, and Cristian Araneta in his last three outings.

Challenging Simsri is the undefeated Sergio Alfonso Mendoza Cordova. Mendoza holds a perfect professional record of 27 wins, 0 losses, and 0 draws, with a remarkable 85% knockout ratio (23 KOs). He is recognized as the 3rd ranked contender in the light flyweight division. Mendoza's recent victories include successful performances against Edinson Martinez, Joel Cordova, and Mpumelelo Tshabalala.

Fight Outcome

Thanongsak Simsri successfully defended his IBF Light Flyweight title, defeating Sergio Alfonso Mendoza Cordova by knockout in the second round, at 2:32.

English Translation and Paraphrasing

Thanongsak Simsri vs. Sergio Mendoza: IBF Light Flyweight Title Bout on April 13, 2026

The boxing world is gearing up for an exciting IBF Light Flyweight Championship clash between reigning champion Thanongsak Simsri and undefeated challenger Sergio Mendoza. The bout is scheduled for Monday, April 13th, 2026, at the historic Korakuen Hall in Tokyo, Japan. This 12-round championship fight will headline the evening's events.

Fighter Profiles

Thanongsak Simsri, the current IBF light-flyweight king, steps into the ring with a professional record of 39 victories, 1 defeat, and 0 draws. He has secured 34 wins by knockout, representing 87% of his wins, and is ranked 8th in the world in the light flyweight division. Simsri's only loss came in 2022 against Masamichi Yabuki. Since then, he has achieved 15 consecutive wins, most recently defeating Masataka Taniguchi, Songchai Songklod, and Cristian Araneta.

His opponent, Sergio Alfonso Mendoza Cordova, boasts an unblemished professional record of 27 wins, 0 losses, and 0 draws, with 23 of those wins coming by way of knockout (85% KO rate). He holds the number 3 ranking in the light flyweight category. In his last three fights, Mendoza has secured victories over Edinson Martinez, Joel Cordova, and Mpumelelo Tshabalala.

Fight Result

Thanongsak Simsri retained his IBF Light Flyweight title, knocking out Sergio Alfonso Mendoza Cordova in the second round at 2:32.