Osaka, Japan (SportsNetwork.com) - Amnat Ruenroeng remained unbeaten and kept his IBF flyweight title Wednesday with a split decision over Kazuto Ioka.
Ruenroeng won by scores of 119-108 and 115-112 on two cards, while another judge saw it 114-113 in favor of Ioka, a former minimumweight and light flyweight champion who was also unbeaten entering the bout.
The 34-year-old Ruenroeng improved to 13-0 lifetime. He won the vacant IBF crown four months ago against Rocky Fuentes.
Ioka fell to 14-1.