Kosei Tanaka

WBO World Super Flyweight champion Junto Nakatani (26-0, 19 KOs) moves up in weight to challenge current WBC world bantamweight champion Alexandro Santiago (28-3-5, 14 KOs) at the Kokugikan Arena in Tokyo. Also on the card Takuma Inoue (18-1, 4 KOs) looks to retain his WBA world bantamweight title against the experienced Phillipino fighter Jerwin Ancajas (34-3-2, 23 KOs).

Junto Nakatani defends his WBC bantamweight world title against Petch Sor Chitpattana. In the 10-round co-feature, former kickboxing world champion Tenshin Nasukawa (4-0, 2 KOs) faces Filipino contender Gerwin Asilo (9-0, 4 KOs) for the vacant WBO Asia Pacific bantamweight title.