Gustavo KOs Nazimov to claim RIZIN lightweight title at RIZIN 53

Luis Gustavo captured the RIZIN lightweight championship by knocking out Ilkhom Nazimov in the first round at RIZIN 53. The event featured multiple finishes, including Ryo Takagi's first-round knockout of Kaiven Lee and Shinobu Ota's second-round arm triangle victory over Yuto Hokamura. In the co-main event, Ren Hiramoto and Koji Tanaka fought to a draw under special stand-up rules with no weight limit. Other notable results included Keito Oyama defeating Katie Perez by unanimous decision, and Ryan Cafaro submitting Koyomi Matsushima with a guillotine in the third round. The card featured a mix of MMA and kickboxing bouts across multiple weight classes.