West Japan Open Jiu Jitsu Championship 2023 Male Grey Pre Teen Light Feather 4 Mins ~31.8kg 7 1 / 1 Division Max Weight Time Competitors Brackets Final Semifinal JPN Doi Kanji Seishin Bjj JPN Fujino Ryogo Zerosenclub Fight 13 Mat 3 3 Nov 11:48AM Hirano Issa Monster House Ueno Ibuki Seishin Bjj JPN JPN Fight 15 Mat 3 3 Nov 11:58AM JPN Suzuki Nao Pitbull Brothers JPN Shiota Yoshitoki Tatoru Fight 14 Mat 3 3 Nov 11:53AM Nishiyama Akitoshi Triskelion Bjj Academy JPN Fight 18 Mat 3 3 Nov 12:13PM Nishiyama Akitoshi Triskelion Bjj Academy JPN Fight 19 Mat 3 3 Nov 12:18PM Fight 25 Mat 3 3 Nov 12:48PM