Yogibo presents RIZIN.31
- Bliadhna: 2021
- Dùthaich: Japan
- Seòrsa:
- Stiùidio: RIZIN Fighting Federation
- Faclan-luirg: mixed martial arts (mma), kickboxing, combat sports
- Stiùiriche: Nobuyuki Sakakibara
- Cast: Yutaka Saito, Juntaro Ushiku, Kanna Asakura, Saori Oshima, Tsuyoshi Kamiyama, Lawdlain Saint Ilme
