Demons are man-eating humans that kill people.Demons cannot go out in the sun if not they will burn to ashes. Hashiras are the most skilled. Yuichiro: Sassy deeply cares can't express emotions well Muichiro Optimistic Kind Caring Both have short stature with a lean muscular build along with long straight hair of a black color that fades to pale turquoise to their waist.dark slightly turquoise tinted,long loose sleeves uniform that is reminiscent of a kimono Black hakama Japanese culture