X X Dumau International Jiu Jitsu Championship 2024. (gi Event Male Grey Pre Teen Medium Heavy 4 Mins ~49.9kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final BRA Okuma Eduardo Impacto Bjj Japan JPN Ishikawa Derick Checkmat Japan Fight 82 Mat 3 3 May 6:53AM JPN Murai Aoto Impacto Bjj Japan BRA Okuma Eduardo Impacto Bjj Japan Fight 85 Mat 3 3 May 7:09AM Ishikawa Derick Checkmat Japan Murai Aoto Impacto Bjj Japan JPN JPN Fight 88 Mat 3 3 May 7:29AM Ishikawa Derick Checkmat Japan JPN