Yogibo presents RIZIN.31
- Annu: 2021
- Paese: Japan
- Genre:
- Studio: RIZIN Fighting Federation
- Parolla chjave: mixed martial arts (mma), kickboxing, combat sports
- Direttore: Nobuyuki Sakakibara
- Cast: Yutaka Saito, Juntaro Ushiku, Kanna Asakura, Saori Oshima, Tsuyoshi Kamiyama, Lawdlain Saint Ilme
