Yamanaka retains WBC bantamweight title by unanimous decision
TOKYO -- Shinsuke Yamanaka of Japan has retained his WBC bantamweight title with a unanimous decision over Suriyan Sor Rungvisai of Thailand on Wednesday.
Yamanaka sent Suriyan to the canvas with a left to the head in the seventh round and floored the challenger twice more at Yoyogi Natonal Gymnasium to improve to 22-0-2 with 16 knockouts. Yamanaka has successfully defended his title seven times, winning five of them by KO.
Suriyan, the former WBC superflyweight champion, fell to 37-6-1.