East Japan Jiu Jitsu Championship2025 Male Purple Master 51 Light 5 Mins ~76.0kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Machida Naoki Tokorozawa Jiu-jitsu JPN Isono Nakaya Lotus Setagaya Fight 45 Mat 2 27 Jul 4:56AM JPN Shimamoto Keizo Axis Chiba JPN Isono Nakaya Lotus Setagaya Fight 48 Mat 2 27 Jul 5:12AM Machida Naoki Tokorozawa Jiu-jitsu Shimamoto Keizo Axis Chiba JPN JPN Fight 51 Mat 2 27 Jul 5:31AM Shimamoto Keizo Axis Chiba JPN