Jiu Jitsu Koushien Spring 2025 Male Grey Kid 5 Light Feather 4 Mins ~37.6kg 4 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Suefuji Taiga Tri-force Akasaka JPN Yoshikawa Arata Crowforest Fight 19 Mat 3 26 Apr 4:25AM JPN Katou Chihaya Paraestra Koiwa JPN Watanabe Rairu Impacto Bjj Japan Fight 20 Mat 3 26 Apr 4:31AM Yoshikawa Arata Crowforest Watanabe Rairu Impacto Bjj Japan JPN JPN Fight 26 Mat 3 26 Apr 4:47AM Watanabe Rairu Impacto Bjj Japan JPN