1girl, ahoge, barefoot, blue_archive, blue_one-piece_swimsuit, demon_horns, feet, gnns, hair_ornament, hairclip, halo, hina_(blue_archive), hina_(swimsuit)_(blue_archive), horns, innertube, knees_up, legs, long_hair, looking_at_viewer, multiple_horns, name_tag, official_alternate_costume, old_school_swimsuit, one-piece_swimsuit, one_side_up, parted_bangs, purple_eyes, school_swimsuit, soles, solo, swimsuit, toes, whistle, whistle_around_neck, white_hair