2girls, animal_ears, ass, back, bare_shoulders, black_hair, blue_one-piece_swimsuit, breast_envy, breasts, brown_hair, cleavage, hair_ornament, hairclip, hat, horse_ears, horse_girl, horse_tail, light_hello_(umamusume), long_hair, multiple_girls, one-piece_swimsuit, open_mouth, pool, sasanon_(sasapoliton), solo_focus, sweep_tosho_(umamusume), swimsuit, tail, tracen_swimsuit, trembling, umamusume, witch_hat