Welterweight 4 round KO win for Isoya, grandson of Chairman Koichi Wajima
Taishin Isotani (red gloves) knocks down Kodai Hosoya (blue gloves) for the second time in the first round during the 4R welterweight bout at Korakuen Hall (Photo by Hiroaki Finito Yamaguchi/AFLO)
Daishin Isoya scored his second knockout in the 1st round to win by KO.