Jiu Jitsu Koushien Summer 2025 Male White Blue Purple Juvenile 16-17 Middle 5 Mins ~74.8kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Ito Jinichi Master Japan JPN Ueda Kotonosuke Dragon's Den Fight 11 Mat 1 12 Oct 12:37PM Murata Eito Sakura Jiujitsu JPN JPN Yamamoto Teruki Alma Fight Gym Shuko Sato Yushin Sendai Jiu-jitsu Academy JPN Ito Jinichi Master Japan Yamamoto Teruki Alma Fight Gym Shuko JPN JPN Fight 17 Mat 1 12 Oct 13:09PM Murata Eito Sakura Jiujitsu Sato Yushin Sendai Jiu-jitsu Academy JPN JPN Fight 18 Mat 1 12 Oct 13:19PM Ito Jinichi Master Japan Sato Yushin Sendai Jiu-jitsu Academy JPN JPN Fight 23 Mat 1 12 Oct 13:54PM Ito Jinichi Master Japan JPN