1girl, animal_ears, blush, breasts, brown_hair, casual, dark_background, ear_ornament, hair_between_eyes, hair_ornament, heavy_breathing, horse_ears, horse_girl, horse_tail, kanikama25, large_breasts, long_hair, looking_at_viewer, open_mouth, satono_diamond_(umamusume), simple_background, solo, tail, umamusume, very_long_hair, yellow_eyes