1girl, animal_ears, black_one-piece_swimsuit, breasts, brown_hair, competition_swimsuit, cowboy_shot, holding, holding_towel, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, multicolored_hair, one-piece_swimsuit, pataneet, red_eyes, simple_background, sirius_symboli_(umamusume), solo, standing, swimsuit, tail, towel, two-tone_hair, umamusume, white_background