2023 in Rizin Fighting Federation

The year 2023 was the ninth year in the history of the Rizin Fighting Federation, a mixed martial arts promotion based in Japan. == List of events == == Title fights == == Rizin 41 – Osaka == Rizin 41 – Osaka was a Combat sport event held by Rizin Fighting Federation on April 1, 2023, at the Maruzen Intec Arena in Osaka, Japan.