Jiu Jitsu Koushien Summer 2025 Male White Blue Purple Juvenile 16-17 Light 5 Mins ~68.0kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Sano Haruto Toikatsu Grappling Higa.. JPN Kono Daijyu X-treme Ebina Fight 5 Mat 1 12 Oct 12:24PM Ozaki Yuuzirou Arta JPN JPN Yoshikazu Ono Sakura Jiujitsu Nonaka Shinpei Ebetsu Jiujitsu JPN Kono Daijyu X-treme Ebina Yoshikazu Ono Sakura Jiujitsu JPN JPN Fight 7 Mat 1 12 Oct 12:34PM Ozaki Yuuzirou Arta Nonaka Shinpei Ebetsu Jiujitsu JPN JPN Fight 6 Mat 1 12 Oct 12:15PM Kono Daijyu X-treme Ebina Ozaki Yuuzirou Arta JPN JPN Fight 10 Mat 1 12 Oct 12:42PM Ozaki Yuuzirou Arta JPN