Father Kobushi

Kobushi Abiru's father is the sole survivor of the Japanese Special Operations Group "ＤＥＳＥＲＴ　ＣＲＵＳＨＥＲＳ", a unit so deadly that individual soldiers are trained to be capable of eliminating an entire enemy platoon with a single volume of Kimagure Orange Road. He is a master of torture.