Xxi Dumau International Jiu Jitsu Championship 2025. (gi Event Male White Adult 18 Open Weight 5 Mins FREE 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Kobayashi Masamitsu Impacto Bjj Japan JPN Tsutaya Taro Buffalo-mma Fight 81 Mat 2 4 May 9:05AM Hirayama Yota Carlos Toyota Bjj JPN JPN Ikeda Taiki Jaws West Kushida Naohiro Fukuzumi Jiu-jitsu JPN Tsutaya Taro Buffalo-mma Ikeda Taiki Jaws West JPN JPN Fight 84 Mat 2 4 May 18:14PM Hirayama Yota Carlos Toyota Bjj Kushida Naohiro Fukuzumi Jiu-jitsu JPN JPN Fight 83 Mat 2 4 May 18:14PM Tsutaya Taro Buffalo-mma Hirayama Yota Carlos Toyota Bjj JPN JPN Fight 90 Mat 2 4 May 9:35AM Tsutaya Taro Buffalo-mma JPN