Nicolas Rivas

Koki Osaki to Face Yugo Kato in a RISE Bantamweight Title Eliminator, Ryu Hanaoka to Make RISE Return Against Nicolas Rivas on August 26

RISE 167 Results: Kazuki Osaki Scores Knockout of the Year Contender to Win ISKA Flyweight Title

RISE 167 Weigh-in Results: Headlining ISKA & RISE Title Fights Are Set, One Fighter Misses Weight

Kazuki Osaki Against Nicolas Rivas Official for Vacant ISKA Title on April 21