1girl, ahoge, ass, blue_archive, blurry, candle, collarbone, couch, demon_girl, demon_horns, demon_wings, depth_of_field, forehead, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, lantern, long_hair, looking_at_viewer, lying, name_tag, night, night_sky, nishiki_koi, official_alternate_costume, old_school_swimsuit, on_side, one_side_up, parted_bangs, parted_lips, pillow, purple_eyes, school_swimsuit, sidelocks, sky, sleeveless, solo, star_(sky), starry_sky, swimsuit, twitter_username, whistle, whistle_around_neck, white_hair, wings