Niigata International Open Jiu Jitsu Championship 2025 Male White Master 36 Feather 5 Mins ~70.0kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Kobayashi Yuki Renatus Bjj JPN Maeda Tatsuya Fightinglab Niigata Fight 26 Mat 1 29 Jun 3:23AM JPN Naitou Tatsunori Sai-gym JPN Maeda Tatsuya Fightinglab Niigata Fight 31 Mat 1 29 Jun 3:41AM Kobayashi Yuki Renatus Bjj Naitou Tatsunori Sai-gym JPN JPN Fight 34 Mat 1 29 Jun 4:00AM Kobayashi Yuki Renatus Bjj JPN