All Japan Jiu Jitsu Championship Pre Koshien - Koshien 2023 Male White Junior Teen Light 4 Mins ~50.3kg 6 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Oyama Junpei Trydent Gym JPN Yuha Sawa X-treme Ebina Fight 57 Mat 3 15 Jul 13:26PM Ishibashi Genta Trydent Gym Someya Naruto Ablaze Hachioji JPN JPN Fight 58 Mat 3 15 Jul 13:31PM JPN Yamamoto Genki The Black Beltmerge Shiraishi Genki Trydent Gym JPN Yamamoto Genki The Black Beltmerge JPN Fight 61 Mat 3 15 Jul 13:46PM Shiraishi Genki Trydent Gym JPN Fight 62 Mat 3 15 Jul 13:51PM Fight 67 Mat 3 15 Jul 14:16PM