KNOCK OUT 66 was a kickboxing event held by KNOCK OUT on Sunday, August 2, 2026, at Korakuen Hall in Tokyo, Japan. In the main event, Ryoki faced Yoshimune.
| Actor | Role |
|---|---|
| RRyokiSelf | Self |
| YYoshimuneSelf | Self |
| BBazooka KokiSelf | Self |
| RRintaro YoshidaSelf | Self |
| KKaito FukudaSelf | Self |
| KKenichi TakeuchiSelf | Self |
| IIssei Saenchai-GymSelf | Self |
| RRiku OtsuSelf | Self |
| YYota ShigemoriSelf | Self |
| RReito BravelySelf | Self |
| RRaina WatanabeSelf | Self |
| HHaruyuki TanitsuSelf | Self |
| RRangaSelf | Self |
| HHayatoSelf | Self |
| GGota MogiSelf | Self |
| TTsubasa OfuchiSelf | Self |
| WWakana TsujiiSelf | Self |
| RRuanphae Commando GymSelf | Self |
| HHaruki YokoyamaSelf | Self |
| YYuki GanekoSelf | Self |