1girl, animal_ears, black_hair, breasts, cleavage, cleavage_cutout, clothing_cutout, detached_sleeves, hair_between_eyes, hair_ornament, heart, heart_hands, horse_ears, horse_girl, horse_tail, kibihimi, kitasan_black_(umamusume), large_breasts, looking_at_viewer, red_eyes, simple_background, solo, sweat, tail, umamusume