1girl, animal_ear_fluff, animal_ears, aqua_eyes, ass, barefoot, beach_towel, black_one-piece_swimsuit, blue_archive, blush, breasts, competition_swimsuit, cross_hair_ornament, crossed_legs, extra_ears, feet, feet_up, from_behind, grey_hair, hair_ornament, halo, legs, looking_back, lying, medium_breasts, multicolored_clothes, multicolored_swimsuit, official_alternate_costume, on_stomach, one-piece_swimsuit, ponytail, scarlet_(wv0102), shadow, shiroko_(blue_archive), shiroko_(swimsuit)_(blue_archive), sidelocks, simple_background, solo, swimsuit, thighs, toes, towel, white_background, wolf_ears