Shigetoshi Kotari and Hiromasa Urakawa, both 28, died after sustaining brain injuries during separate bouts on the same card at Tokyo's Korakuen Hall.

Japanese boxers Shigetoshi Kotari and Hiromasa Urakawa have died from brain injuries suffered during separate fights at an Aug. 2 match in Tokyo.

This past weekend saw two Japanese fighters, Shigetoshi Kotari and Hiromasa Urakawa, die from brain injuries sustained on the same August 2nd show in Tokyo. Kotari fought OPBF super featherweight champion Yamato Hata to a draw, while Urakawa suffered a TKO loss to Yoji Saito.