LIFETIME BOXING FIGHTS 27 took place on May 11, 2025, at Ota-City General Gymnasium in Tokyo, Japan, promoted by Lifetime Boxing. The main event features WBA Super Flyweight Champion Fernando Martinez defending his title against four-division world champion Kazuto Ioka in a 12-round bout. The co-main event pits Hayato Tsutsumi against Jaime Arboleda in a 10-round lightweight clash. Additional bouts include Daiya Kira vs. Jackson Zapata in flyweight and Yuya Tanaka vs. an opponent to be announced in bantamweight.