1girl, animal_ears, bad_twitter_id, bikini, black_bikini, breasts, brown_hair, closed_mouth, earrings, horse_ears, horse_girl, horse_tail, jacket, jewelry, kuro_imu, long_hair, looking_at_viewer, medium_breasts, navel, purple_eyes, simple_background, solo, sweat, swimsuit, symboli_rudolf_(umamusume), tail, track_jacket, umamusume, white_background