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On May 4th, RIZIN Otoko Matsuri storms back into the iconic Tokyo Dome, delivering a night of high-stakes showdowns and unforgettable drama. Headlining the event, featherweight champion Kleber Koike puts his belt on the line against undefeated Kyrgyz sensation Razhabali Shaidulloev, a rising powerhouse with fight-ending power. The co-main event features the electrifying return of Mikuru Asakura, who steps into the ring against former champion Chihiro Suzuki in a battle between two of Japan’s biggest stars. Adding to the spectacle, RIZIN’s first Heavyweight Grand Prix in nearly a decade kicks off, promising chaos, knockouts, and the birth of a new heavyweight king.