Hiko

Hiko (ヒコーツ) is the head of a bunch of undead delinquents. It is hinted that he and his team have tortured and killed Hampnie Hambert several times before.

Background
He admired Hampnie Hambert, and decided to become undead to become more like him. He even changed his physical traits to look more like Hampnie.

Personality
He is cruel, ruthless and even shown to be insane. He seemed to have blind admiration for Hampnie, and even feels betrayed after learning Hampnie's true wish.