West Japan Jiu Jitsu Championship 2025 Male Brown Adult 18 Ultra Heavy 8 Mins +100.2kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Amamoto Yudai Newaza World Isc JPN Oshima Sousuke Kotobuki Jiu-jitsu Fight 60 Mat 6 21 Jul 6:14AM JPN Nakamura Akihito Boa Sorte Jiu Jitsu Aca.. JPN Amamoto Yudai Newaza World Isc Fight 64 Mat 6 21 Jul 6:39AM Oshima Sousuke Kotobuki Jiu-jitsu Amamoto Yudai Newaza World Isc JPN JPN Fight 67 Mat 6 21 Jul 15:59PM Oshima Sousuke Kotobuki Jiu-jitsu JPN