Niigata International Open Jiu Jitsu Championship 2025 Male Purple Master 36 Open Weight 5 Mins FREE 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Tomita Suguru Blue Max JPN Nakamura Kentarou Sendai Jiu-jitsu Academy Fight 46 Mat 2 29 Jun 5:21AM JPN Nogawa Kazutoshi Renatus Bjj JPN Kawabata Koichi Impacto Bjj Japan Fight 47 Mat 2 29 Jun 5:27AM Nakamura Kentarou Sendai Jiu-jitsu Academy Kawabata Koichi Impacto Bjj Japan JPN JPN Fight 51 Mat 2 29 Jun 5:46AM Nakamura Kentarou Sendai Jiu-jitsu Academy JPN