Jiu Jitsu Koushien Summer 2025 Male Grey Kid 5 Light Feather 4 Mins ~37.6kg 5 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Hamada Kazuki Pato Studio JPN Kuroda Keita X-treme Ebina Fight 59 Mat 4 12 Oct 16:47PM Kawasaki Daichi Holoimua JPN JPN Onuki Toa Takamoto Dojo Watanabe Konosuke Tri−force Yoyogiuehara JPN Kuroda Keita X-treme Ebina Onuki Toa Takamoto Dojo JPN JPN Fight 65 Mat 4 12 Oct 17:09PM Kawasaki Daichi Holoimua Watanabe Konosuke Tri−force Yoyogiuehara JPN JPN Fight 66 Mat 4 12 Oct 16:05PM Onuki Toa Takamoto Dojo Kawasaki Daichi Holoimua JPN JPN Fight 73 Mat 4 12 Oct 17:24PM Kawasaki Daichi Holoimua JPN