1girl ahoge ass_visible_through_thighs bikini black_bikini black_choker black_hair blue_eyes blush bow breasts choker cleavage collarbone demon_horns hair_bow hair_ribbon highres holding holding_trident holding_weapon horns inanaki_shiki long_hair looking_at_viewer navel polearm red_bow red_ribbon ribbon simple_background small_breasts smile stomach swimsuit tress_ribbon trident very_long_hair weapon yahari_ore_no_seishun_lovecome_wa_machigatteiru. yukinoshita_yukino