1girl, 2-butani, :d, animal ears, antenna hair, breasts, brown hair, cleavage, daiwa scarlet (scarlet nuit etoile) (umamusume), daiwa scarlet (umamusume), fang, hair down, hair intakes, horse ears, horse girl, illuminate the heart (umamusume), large breasts, long hair, looking at viewer, official alternate costume, official alternate hairstyle, red eyes, smile, solo, tiara, umamusume, upper body, very long hair