Central Japan Open Jiu Jitsu Championship 2023 Male White Pre Teen Feather 4 Mins ~36.3kg 6 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal BRA Uematsu Cauã Evox Bjj BRA Kawashima Guilherme Impacto Bjj Japan Fight 39 Mat 1 25 Nov 14:01PM Shinkawa Kaiyu Gsb Tajimi Ito Kaiki Checkmat Japan JPN JPN Fight 40 Mat 1 25 Nov 14:06PM JPN Ishii Rensei Hassern Gym Ishibashi Ousei Evox Bjj JPN Ishii Rensei Hassern Gym JPN Fight 45 Mat 1 25 Nov 14:31PM Ishibashi Ousei Evox Bjj JPN Fight 46 Mat 1 25 Nov 14:36PM Fight 50 Mat 1 25 Nov 14:56PM