1girl, abmayo, animal_ears, aqua_eyes, ass, blue_hair, breasts, cleavage, competition_swimsuit, ear_covers, godolphin_barb_(umamusume), half-closed_eyes, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, medium_breasts, one-piece_swimsuit, poolside, solo, swimsuit, tail, umamusume, water, wet