The highlight bout of the show was n't a title bout .
Was a rubber match between current Japanese Lightweight champion Yoshitaka Kato ( 29 - 5 - 1 , 9 ) and former champion Nihito Arakawa ( 25 - 5 - 1 , 16 ) .
The highlight bout of the show was n't a title bout but was a rubber match between current Japanese Lightweight champion Yoshitaka Kato ( 29 - 5 - 1 , 9 ) and former champion Nihito Arakawa ( 25 - 5 - 1 , 16 ) .