All Japan Jiu Jitsu Championship Pre Koshien - Koshien 2023 Male Yellow Junior Teen Light 4 Mins ~50.3kg 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Tomita Kentarou Seidoukaikan Hishikawa .. JPN Kashitani Mutuki Alma Fight Gym Base Fight 64 Mat 4 15 Jul 13:57PM JPN Shimada Haruku Tri-force Ikebukuro JPN Koshizuka Tsubasa Pato Studio Fight 65 Mat 4 15 Jul 14:02PM Fight 68 Mat 4 15 Jul 14:16PM