Krush 51 was a kickboxing event held on February 6, 2015 at Korakuen Hall in Tokyo, Japan. The main event was a Krush -58kg title match between Takeru and Yuta Otaki, and the card also featured Masaaki Noiri against Ilias Bulaid in a -65kg super fight and a semi-final of the tournament for the vacant third Krush -70kg title between Hiroki Nakajima and Shintaro Matsukura.
| Actor | Role |
|---|---|
 Takeru SegawaTakeru | Takeru |
| YYuta OtakiSelf | Self |
 Masaaki NoiriSelf | Self |
 Ilias BulaidSelf | Self |
| HHiroki NakajimaSelf | Self |
| SShintaro MatsukuraSelf | Self |
| YYuya YamamotoSelf | Self |
| KKotetsuSelf | Self |
| TTakumi TosakaTakumi | Takumi |
| YYuta MatsushitaSelf | Self |
| YYuki MiwaSelf | Self |
| YYohei NoguchiSelf | Self |
| TTakehiko SaitoSelf | Self |
| KKatsuhiroSelf | Self |
| TTaito GunjiSelf | Self |
| AAtsuto MatsumotoSelf | Self |
| TTakaumi NishiuchiSelf | Self |
| TTakaki HosogoeSelf | Self |
| RRukiya AnpoRukiya | Rukiya |
| JJoe YabusameSelf | Self |
| TToranosuke ArakiSelf | Self |