Xxi Dumau International Jiu Jitsu Championship 2025. (gi Event Male White Master 36 Super Heavy 5 Mins ~100.2kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Haraki Akihiko Taisho Jiu Jitsu Academy JPN Kitagawa Shuichi Kussano Team Fight 20 Mat 4 4 May 2:26AM USA Roberts John Evox Bjj JPN Haraki Akihiko Taisho Jiu Jitsu Academy Fight 24 Mat 4 4 May 2:58AM Kitagawa Shuichi Kussano Team Roberts John Evox Bjj JPN USA Fight 27 Mat 4 4 May 3:19AM Kitagawa Shuichi Kussano Team JPN