Kazuto Ioka won a unanimous decision over Akira Yaegashi to unify the WBC and WBA minimumweight titles.

Ioka, the WBC champ, won by scores of 115-113 on two scorecards and 115-114 on another. He improved to 10-0 with six knockouts.

Yaegashi fell to 15-3 with his first loss since July 1, 2008. He had won eight straight fights since that setback, including a 10th-round TKO of Porpamook Pornsawan for the WBA title last October.

Ioka was making his third defense of the title he won in February 2011.