Rizin World Grand Prix 2015: Part 2 - Iza was a mixed martial arts event held by the Rizin Fighting Federation on December 31, 2015 at the Saitama Super Arena in Saitama, Japan .
Rizin World Grand-Prix 2016: 1st Round was a mixed martial arts event held by the Rizin Fighting Federation on September 25, 2016 at the Saitama Super Arena in Saitama, Japan.
Rizin World Grand-Prix 2016: 2nd Round was a mixed martial arts event held by the Rizin Fighting Federation on December 29, 2016 at the Saitama Super Arena in Saitama, Japan.
Rizin World Grand Prix 2017: Opening Round - Part 2 was a mixed martial arts event held by the Rizin Fighting Federation on October 15, 2017 at the Marine Messe Fukuoka in Fukuoka, Japan.