RYO KOSAKA
| COUNTRY : | JPN |
| RECORD : | 16 (8 KO's) 4 1 |
| KO's : | 38.10 % |
FIGHTS
| TD 9rd 3:00 |
YE JOON KIM SUPER BANTAMWEIGHT CHAMPIONSHIP 2019-05-06 - Yedang Lake Culture Square, Yesan |
| TKO 1rd |
YUSAKU KUGA SUPER BANTAMWEIGHT CHAMPIONSHIP 2018-03-27 - Tokyo, Japan |