Tokyo Open Jiu Jitsu Championship 2025 Male Blue Master 30 Light Feather 5 Mins ~64.0kg 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Kurokawa Kousuke Paraestra Koiwa JPN Yamagishi Tokira Strapple Ibaraki Fight 3 Mat 2 27 Jun 1:18AM JPN Hirata Seiya Buffalo Jiu-jitsu JPN Kudo Hiroki Yawara Fight 4 Mat 2 27 Jun 1:24AM Yamagishi Tokira Strapple Ibaraki Hirata Seiya Buffalo Jiu-jitsu JPN JPN Fight 7 Mat 2 27 Jun 1:40AM Hirata Seiya Buffalo Jiu-jitsu JPN