Boxing News, Featured Stories Photos Ioka vs Alvarado by Sumio Yamada December 31st, 2013 Ioka vs Alvarado. Photos Sumio Yamada Ioka vs Alvarado. Photos Sumio Yamada Light flyweight champion Kazuto Ioka (14-0, 9 KOs) of Japan won a unanimous decision – 119-109, 115-113, 119-110 – and retained his title for the third time over Felix Alvarado (18-1, 15 KOs) of Nicaragua.