Kyoji Horiguchi defeated Makoto Takahashi by Submission in round 2 (3:44) in the Flyweight main event of RIZIN 45, held Sunday, December 31, 2023 at Saitama Super Arena, Saitama.
RIZIN 45 is an MMA event from RIZIN Fighting Federation, scheduled for Sunday, December 31, 2023 at Saitama Super Arena, Saitama, Japan. 45 is part of RIZIN's numbered event series. 17 fights are scheduled across the card.
