Jiu Jitsu Koushien Summer 2025 Male Grey Kid 4 Light Feather 4 Mins ~31.8kg 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Nakano Hal Carpe Diem JPN Takano Sohtaro Pogona Club Gym Fight 45 Mat 6 12 Oct 16:03PM JPN Asada Kou Sparcrew Brazilian Jiu-.. JPN Usui Tsuguri Carpe Diem Fukagawa Fight 46 Mat 6 12 Oct 16:15PM Nakano Hal Carpe Diem Asada Kou Sparcrew Brazilian Jiu-.. JPN JPN Fight 51 Mat 6 12 Oct 16:32PM Asada Kou Sparcrew Brazilian Jiu-.. JPN