All Japan Jiu Jitsu Championship Pre Koshien - Koshien 2023 Male Grey Junior Teen Middle 4 Mins ~56.7kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Edson Jonah Wonbjj JPN Takahashi Ibuki Paraestra Koga Fight 41 Mat 4 15 Jul 12:02PM Fukazawa Kitta Axis Ichinomiya JPN JPN Osada Hiryu X-treme Ebina Kano Sena Impacto Bjj Japan JPN Osada Hiryu X-treme Ebina JPN Fight 45 Mat 4 15 Jul 12:22PM Fukazawa Kitta Axis Ichinomiya Kano Sena Impacto Bjj Japan JPN JPN Fight 46 Mat 4 15 Jul 12:27PM Fight 49 Mat 4 15 Jul 12:42PM