Okinawa International Open Jiu Jitsu Championship 2025 Male Black Adult 18 Light 8 Mins ~76.0kg 2 1 / 1 Division Max Weight Time Competitors Brackets JPN Ameku Makito Impacto Bjj Japan KOR Lee Sungwoon De La Riva Japan Fight 100 Mat 2 29 Mar 17:43PM Lee Sungwoon De La Riva Japan KOR