Kita Kanto Open Jiu Jitsu Championship 2025 (gi) Male Purple Master 51 Open Weight 5 Mins FREE 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Sato Koji Hishojuku JPN Kato Norio Impacto Bjj Japan Fight 66 Mat 1 25 May 6:32AM JPN Iguchi Kazushige Uonuma　Jiu Jitsu　Club JPN Sato Koji Hishojuku Fight 71 Mat 1 25 May 6:54AM Kato Norio Impacto Bjj Japan Iguchi Kazushige Uonuma　Jiu Jitsu　Club JPN JPN Fight 77 Mat 1 25 May 7:29AM Kato Norio Impacto Bjj Japan JPN