OSAKA, Japan - Ryo Miyazaki of Japan beat Mexican challenger Jesus Silvestre on points Wednesday to retain the WBA minimumweight title.
The 25-year old Miyazaki was badly bloodied by the end of 12 rounds but two judges scored the bout 115-113 and 115-114 in favour the Japanese boxer while a third called it a draw.
Miyazaki improved to 20-0-3 with 11 knockouts while Silvestre dropped to 27-4 with 20 KOs.
In another bout, Japan's Kazuto Ioka beat Thailand's Kwanthai Sithmorseng on a knockout in the seventh round to retain his WBA light-flyweight title.
Ioka improved to 13-0 with 9 KOs. Sithmorseng dropped to 43-2-1 with 22 KOs.