Jiu Jitsu Koushien Spring 2025 Male Grey Kid 4 Middle 4 Mins ~45.4kg 3 1 / 1 Division Max Weight Time Competitors Brackets Final JPN Kubota Haruhisa Tri-force Higashi Nakano JPN Hayakawa Manato Tri-force Ikebukuro Fight 24 Mat 4 26 Apr 4:40AM JPN Tanimoto Takatoki Tri-force Akasaka JPN Hayakawa Manato Tri-force Ikebukuro Fight 29 Mat 4 26 Apr 5:05AM Kubota Haruhisa Tri-force Higashi Nakano Tanimoto Takatoki Tri-force Akasaka JPN JPN Fight 33 Mat 4 26 Apr 5:20AM Kubota Haruhisa Tri-force Higashi Nakano JPN