Anthony Olascuaga TKO4 Taku Kuwahara... In Tokyo, Anthony Olascuaga (11-1 with 9 KOs) retained his WBO flyweight championship with a fourth-round technical knockout of Taku Kuwahara (14-3 with 9 KOs). Olascuaga landed his jab at will, and then cornered a defenseless Kuwahara, peppering him with combinations until the referee stopped the fight. According to photos posted on X, a bruised Olascuaga took public transportation from the arena back to his hotel with his championship belt hanging from his arm.