a-sui, daiwa scarlet (umamusume), umamusume, absurdres, commentary request, highres, 1girl, alternate breast size (larger), animal ears, armpits, arms behind head, black one-piece swimsuit, blush, bow, breasts, brown hair, choppy bangs, closed mouth, collarbone, cowboy shot, crossed legs, fang, fang out, hair between eyes, hair bow, hair intakes, horse ears, horse girl, huge breasts, long hair, looking at viewer, one-piece swimsuit, red bow, red eyes, shiny skin, simple background, sitting, smile, solo, swimsuit, twintails, white background