2girls, ahoge, blush, brown_hair, couple, curled_horns, demon_girl, demon_horns, demon_tail, eyebrows_visible_through_hair, hair_ornament, halloween, happy, horns, hug, jack-o'-lantern, long_hair, looking_at_viewer, multiple_girls, open_mouth, pink_hair, shiny, shiny_hair, short_hair, tail, yuri