a-sui, daiwa scarlet (umamusume), umamusume, absurdres, commentary request, highres, 1girl, alternate breast size (larger), animal ears, arm behind head, blush, breasts, brown hair, cowboy shot, fang, gigantic breasts, hair between eyes, hair intakes, horse ears, horse girl, horse tail, kneepits, long hair, looking at viewer, open mouth, red eyes, red slingshot swimsuit, shiny skin, simple background, slingshot swimsuit, smile, solo, split, standing, standing on one leg, standing split, swimsuit, tail, twintails, white background