1girl, ahoge, armpits, ass, black_horns, black_wings, blue_archive, blush, collarbone, demon_girl, demon_horns, demon_wings, forehead, hair_between_eyes, hair_ornament, hairclip, halo, hand_on_own_ass, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, lifebuoy, long_hair, looking_at_viewer, low_wings, lying, mini_wings, multiple_horns, name_tag, nanochie, official_alternate_costume, old_school_swimsuit, on_side, one_side_up, parted_lips, purple_eyes, purple_horns, school_swimsuit, sidelocks, sleeveless, solo, striped_horns, swimsuit, white_hair, wings