Okinawa International Open Jiu Jitsu Championship 2025 Male Grey Kid 4 Super Heavy 4 Mins ~59.0kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final USA Ortiz Ernesto Ivan Sakamoto Bjj Okinawa JPN Toji Anku The Black Belt Japan Ok.. Fight 25 Mat 3 29 Mar 11:49AM JPN Anzai Rinta Carpediem Okinawa USA Ortiz Ernesto Ivan Sakamoto Bjj Okinawa Fight 29 Mat 3 29 Mar 11:50AM Toji Anku The Black Belt Japan Ok.. Ortiz Ernesto Ivan Sakamoto Bjj Okinawa JPN USA Fight 32 Mat 3 29 Mar 11:50AM Toji Anku The Black Belt Japan Ok.. JPN