Kazuto Ioka retained his WBO super flyweight title Wednesday in Tokyo with a unanimous decision victory over Donnie Nietes, the Japanese fighter avenging an earlier loss in a title rematch with his Filipino foe.The 33-year-old Ioka defended his World Boxing Organization title for the fifth straight time with a clinical performance against a dangerous and highly experienced opponent at Ota City General Gymnasium."It means a lot to get my revenge against the same opponent I lost to three years, seven months ago in Macau," Ioka said."I wanted to show everyone I can win by knockout but Donnie N…READ FULL ARTICLE