1girl, animal_ears, bad_pixiv_id, bare_shoulders, barefoot, black_ribbon, blue_one-piece_swimsuit, blush, breasts, competition_school_swimsuit, ear_ribbon, from_above, hair_between_eyes, horse_ears, horse_girl, long_hair, looking_at_viewer, mayano_top_gun_(umamusume), one-piece_swimsuit, orange_eyes, orange_hair, partially_submerged, poolside, ribbon, school_swimsuit, shishishi, solo, swimsuit, tracen_swimsuit, two_side_up, umamusume