Rizin Fighting 2017 2 2017-07-30 2017-07-30 https://r2.thesportsdb.com/images/media/event/thumb/3wc4l31596415711.jpg https://r2.thesportsdb.com/images/media/event/poster/wp14131596415452.jpg Rizin World Grand Prix 2017 Opening Round Part 1 was a mixed martial arts event held by the Rizin Fighting Federation on July 30, 2017 at the Saitama Super Arena in Saitama, Japan. 1011921