Kaburagi Ayumu

Grade: High school 1st year student
Ability: Black Buster (allows Ayumu to detonate anything near him by touching it)
Precise height: 174.4 cm

The protagonist of the series, he is one of the rare male people on the earth who can use the "engage" ability. He was supposed to move to Tokyo according to his mother's last will, but because of his ability, was thrown into various incidents.