All Japan Jiu Jitsu Championship Pre Koshien - Koshien 2022 Male Grey Pre Teen Medium Heavy 4 Mins ~49.9kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal Third Place JPN Takahashi Ibuki Paraestra Koga JPN Tajima Yudai Bushokan Dojo Fight 14 Mat 1 16 Jul 11:32AM Murata Juzo Over Limit Jiu Jitsu Sa.. JPN JPN Naito Yamato Sakura Judo Juku Koshizuka Tsubasa Pato Studio JPN Naito Yamato Sakura Judo Juku JPN Fight 18 Mat 1 16 Jul 11:52AM Murata Juzo Over Limit Jiu Jitsu Sa.. Koshizuka Tsubasa Pato Studio JPN JPN Fight 17 Mat 1 16 Jul 11:47AM Fight 22 Mat 1 16 Jul 12:12PM Fight 23 Mat 1 16 Jul 12:17PM