a-sui, daiwa scarlet (umamusume), umamusume, absurdres, commentary request, highres, 1girl, :t, alternate breast size (larger), animal ears, antenna hair, bikini, blush, breasts, brown hair, brown tail, closed mouth, hair between eyes, hair intakes, horse ears, horse girl, horse tail, huge breasts, long hair, looking at viewer, micro bikini, navel, pout, red bikini, red eyes, simple background, skindentation, solo, stomach, swimsuit, tail, twintails, v-shaped eyebrows, very long hair, white background