Jiu Jitsu Koushien Summer 2025 Male Grey Kid 4 Rooster 4 Mins ~27.2kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Iwasa Yuto X-treme Ebina JPN Kano Ryouto Blue Max Fight 32 Mat 6 12 Oct 15:04PM JPN Murofushi Kamui Submit Mma JPN Iwasa Yuto X-treme Ebina Fight 36 Mat 6 12 Oct 15:20PM Kano Ryouto Blue Max Iwasa Yuto X-treme Ebina JPN JPN Fight 40 Mat 6 12 Oct 15:43PM Kano Ryouto Blue Max JPN