Tokyo International Winter Jiu Jitsu Championship 2025 Female Grey Kid 4 Light 4 Mins ~40.8kg 6 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Kimura Isabella Leos Jiu Jitsu Academy JPN Katou Yuna Paraestra Koiwa Fight 13 Mat 1 19 Jan 0:37AM Tsuji Chikane Carpe Diem Yokohama Ohashi Rua Buenbjj JPN JPN Fight 14 Mat 1 19 Jan 0:39AM BRA Katayama Isabela Impacto Bjj Japan Takenaka Mako Infight Japan JPN Katou Yuna Paraestra Koiwa Katayama Isabela Impacto Bjj Japan JPN BRA Fight 17 Mat 1 19 Jan 0:49AM Ohashi Rua Buenbjj Takenaka Mako Infight Japan JPN JPN Fight 18 Mat 1 19 Jan 0:51AM Katou Yuna Paraestra Koiwa Ohashi Rua Buenbjj JPN JPN Fight 23 Mat 1 19 Jan 1:09AM Katou Yuna Paraestra Koiwa JPN