A bantamweight kickboxing bout between Ryusei Ashizawa and the one-time K-1 super featherweight title challenger Kouzi was scheduled as the event headliner.
A Rizin Featherweight Championship bout between Kleber Koike Erbst and Chihiro Suzuki headlined the event.
Matches on the Bellator card were fought inside a cage, while Super Rizin 2 took place in the traditional ring.
[12][14] Outside of Japan, the Bellator card aired live on Showtime in the United States, while Super Rizin 2 was distributed via PPV on FITE.
[20] A heavyweight bout between former sumo wrestler Tsuyoshi Sudario and UFC veteran Todd Duffee was expected to take place at the event.
[23] A Rizin Featherweight Championship bout between reigning champion Vugar Karamov and challenger Chihiro Suzuki headlined the event.
[31] The pairing previously met at Super Rizin 2 in July 2023, where the bout was declared a no contest after Horiguchi accidentally poked Takahashi in the eye.
[34] In the featherweight division, a clash between two former champions should took place at the event when Kleber Koike Erbst meets Yutaka Saito.