Shikoku Open Jiu Jitsu Championship 2025 Male Grey Kid 5 Light Feather 4 Mins ~37.6kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Fujino Ryogo Tri-force Okayama JPN Kobayashi Yuto Blast Bjj Studio Fight 37 Mat 2 11 Aug 3:38AM JPN Katsuura Koki Hale Jiu Jitsu JPN Kobayashi Yuto Blast Bjj Studio Fight 40 Mat 2 11 Aug 3:49AM Fujino Ryogo Tri-force Okayama Kobayashi Yuto Blast Bjj Studio JPN JPN Fight 44 Mat 2 11 Aug 4:02AM Fujino Ryogo Tri-force Okayama JPN