RIZIN 45 live from the Saitama Super Arena in Saitama, Japan. The main event will be a bantamweight title showdown between Juan Archuleta and Kai Asakura. American athlete “The Spaniard” Archuleta picked up the RIZIN title earlier this year and is now looking to add his first title defense. Additionally, the 36-year-old athlete is a former Bellator MMA world champion. Japan’s Kai Asakura is a fan favorite. He and his brother are known for their exciting and tactical style of fighting. Throughout his career, the majority of his wins were captured by way of knockout or TKO. Asakura is coming off a of knockout by way of a knee to the body to earn his title shot.
| Actor | Role |
|---|---|
 Kyoji HoriguchiSelf | Self |
| MMakoto TakahashiSelf | Self |
 Juan ArchuletaSelf | Self |
 Kai AsakuraSelf | Self |
 Kleber KoikeSelf | Self |
| YYutaka SaitoSelf | Self |
| RRen HiramotoSelf | Self |
 Ren SugiyamaSelf | Self |
| SSeika IzawaSelf | Self |
 Miyuu YamamotoSelf | Self |
 Tsuyoshi KamiyamaSelf | Self |
 Mikio UedaSelf | Self |
 Hiromasa OgikuboSelf | Self |
 John DodsonSelf | Self |
| YYuki MotoyaSelf | Self |
 Vince MoralesSelf | Self |
| SShinobu OtaSelf | Self |
| RRyusei AshizawaSelf | Self |
| KKota MiuraSelf | Self |
| KKoji TanakaSelf | Self |
| IIgor TanabeSelf | Self |
| SShinsho AnzaiSelf | Self |
| JJo AraiSelf | Self |
| HHiroya KondoSelf | Self |
| YYuta KuboSelf | Self |
| RRukiya AnpoSelf | Self |
| SSatoshi YamasuSelf | Self |
| SSuguru NiiSelf | Self |
| TTatsuki ShinotsukaSelf | Self |
| DDaichi TomizawaSelf | Self |