Jiu Jitsu Koushien Summer 2024 Male White Junior Teen Middle 4 Mins ~56.7kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Oyama Junpei Trydent Gym JPN Tamagawa Ren X-treme Ebina Fight 23 Mat 5 15 Sep 5:55AM Nakamura Jintaro Trydent Gym JPN JPN Tatsumi Dan Paraestra Higashi Osaka Yamakawa Genji Submit JPN Oyama Junpei Trydent Gym Tatsumi Dan Paraestra Higashi Osaka JPN JPN Fight 28 Mat 5 15 Sep 6:18AM Nakamura Jintaro Trydent Gym Yamakawa Genji Submit JPN JPN Fight 29 Mat 5 15 Sep 6:21AM Oyama Junpei Trydent Gym Yamakawa Genji Submit JPN JPN Fight 32 Mat 5 15 Sep 6:36AM Oyama Junpei Trydent Gym JPN