Northeast Japan Jiu Jitsu Championship 2025 Male Blue Master 41 Light Feather 5 Mins ~64.0kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Ishiyama Junya Sendai Jiu-jitsu Academy JPN Matsumoto Yuji Reversal Gym Kawaguchi .. Fight 12 Mat 2 1 Jun 1:31AM Takeda Naoyuki Src JPN JPN Maehashi Jun Flo Jiu Jitsu Kotake Yasuhiro Jiu Jitsu Factory Sendai JPN Matsumoto Yuji Reversal Gym Kawaguchi .. Maehashi Jun Flo Jiu Jitsu JPN JPN Fight 18 Mat 2 1 Jun 11:03AM Takeda Naoyuki Src Kotake Yasuhiro Jiu Jitsu Factory Sendai JPN JPN Fight 17 Mat 2 1 Jun 1:50AM Matsumoto Yuji Reversal Gym Kawaguchi .. Takeda Naoyuki Src JPN JPN Fight 22 Mat 2 1 Jun 2:14AM Takeda Naoyuki Src JPN