All Japan Jiu Jitsu Championship Pre Koshien - Koshien 2023 Male Grey Youth Middle 3 Mins ~40.8kg 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Imai Kanata Paraestra Koiwa JPN Ikeda Ryosei Shonan Brazilian Jiujitsu Fight 15 Mat 1 15 Jul 9:58AM JPN Kubota Rui Paraestra Kitakyushu JPN Nishikohri Suo Carpe Diem Fight 16 Mat 1 15 Jul 10:02AM Fight 19 Mat 1 15 Jul 10:13AM