1girl, animal ears, breasts, brown hair, cleavage, clenched teeth, daiwa scarlet (scarlet nuit etoile) (umamusume), daiwa scarlet (umamusume), hair between eyes, hair intakes, half updo, horse ears, horse girl, horse tail, illuminate the heart (umamusume), long hair, looking at viewer, medium breasts, official alternate costume, official alternate hairstyle, plaid, red eyes, smile, solo, tail, teeth, tiara, umamusume, very long hair, youmou usagi