Northeast Japan Jiu Jitsu Championship 2025 Male Grey Kid 3 Feather 3 Mins ~31.8kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Hiroomi Kaneko Carpe Diem Bjj Sendai JPN Watanabe Rihuu Impacto Bjj Japan Fight 2 Mat 4 1 Jun 0:38AM JPN Kojima Rintaro Carpe Diem Bjj Sendai JPN Hiroomi Kaneko Carpe Diem Bjj Sendai Fight 5 Mat 4 1 Jun 0:53AM Watanabe Rihuu Impacto Bjj Japan Kojima Rintaro Carpe Diem Bjj Sendai JPN JPN Fight 8 Mat 4 1 Jun 1:05AM Watanabe Rihuu Impacto Bjj Japan JPN