Dumau Gwangjiu International Jiu Jitsu Championship 2023 Male Blue Master 1 Light 5 Mins ~76.0kg 2 1 / 1 Division Max Weight Time Competitors Brackets KOR Choi Byungjun Alliance Korea KOR Yo Seop Jeong Over Limit Jiu Jitsu Ko.. Fight 28 Mat 5 3 Jun 12:35PM