Xxi Dumau International Jiu Jitsu Championship 2025. (gi Event Male Blue Master 41 Light Feather 5 Mins ~64.0kg 6 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Miyata Tomoharu Isja JPN Kawai Fumitaka Bonsai Jiu-jitsu Japan Fight 40 Mat 2 4 May 4:33AM Miyasato Shouta Concilio Kida Takashi Paraestra Gifu JPN JPN Fight 41 Mat 2 4 May 4:41AM JPN Ohoka Taiji Kussano Team Mizuno Hiroaki Smile Jiu-jitsu JPN Miyata Tomoharu Isja Ohoka Taiji Kussano Team JPN JPN Fight 46 Mat 2 4 May 5:05AM Miyasato Shouta Concilio Mizuno Hiroaki Smile Jiu-jitsu JPN JPN Fight 47 Mat 2 4 May 5:18AM Miyata Tomoharu Isja Mizuno Hiroaki Smile Jiu-jitsu JPN JPN Fight 50 Mat 2 4 May 5:33AM Miyata Tomoharu Isja JPN