events are divided to twice. Battle Hazard The events focusing the matches which are not under ZST rule. GT-F The tournament events of grappling. Genesis The opening matches of ZST and Battle Hazard for the fresh professional contenders. SWAT! The events focusing the fresh professional contenders who currently participate Genesis matches. It holds "Genesis tournament" every year, and it is an actual freshmen tournament. Pre Stage The events of grappling for the amateur contenders. Weight division ZST sets 11 weight divisions. References External links Official site (in Japanese) ZST channel on youtube.com ZST event results at sherdog Mixed martial arts organizations Sports organizations of Japan