二階堂浩平
A [[Golden Kamuy]] character. He and [[Nikaidou Youhei]] are identical [[twins|twin]] [[brothers]]. Over the course of the story, Kouhei has lost both of his ears, one arm, and one leg; he uses [[prosthesis|prosthetic]]s for his missing limbs. [spoilers]Following Youhei's death, he kept one of his severed ears tied to a string around his neck, talking to it as though it were his brother's. He later had it attached to a headpiece by [[Edogai Yasaku]].[/spoilers]
nikaidou kouhei