Jiu Jitsu Koushien Summer 2025 Male White Blue Purple Juvenile 16-17 Open Weight 5 Mins FREE 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal BRA Iamazato Enzo Carlos Toyota Bjj JPN Yamamoto Teruki Alma Fight Gym Shuko Fight 36 Mat 1 12 Oct 16:10PM Nemoto Felipe Carlos Toyota Bjj BRA JPN Sato Yushin Sendai Jiu-jitsu Academy Ozaki Yuuzirou Arta JPN Sato Yushin Sendai Jiu-jitsu Academy JPN Fight 40 Mat 1 12 Oct 16:40PM Nemoto Felipe Carlos Toyota Bjj Ozaki Yuuzirou Arta BRA JPN Fight 41 Mat 1 12 Oct 16:46PM Fight 50 Mat 1 12 Oct 17:56PM