yanagi wakana, seiun sky (umamusume), umamusume, 1girl, animal ears, bare shoulders, bikini, blue eyes, blush, breasts, closed mouth, ear covers, flower, grey hair, hair between eyes, hair flower, hair ornament, hairclip, horse ears, horse girl, horse tail, looking at viewer, navel, short hair, simple background, single ear cover, small breasts, smile, solo, stomach, sunflower, sunflower hair ornament, swimsuit, tail, white bikini