yanagi wakana, stay gold (umamusume), umamusume, 1girl, animal ears, black hair, black pants, brown eyes, closed mouth, coat, collared shirt, ear covers, goggles, goggles around neck, hair between eyes, hands in pockets, horse ears, horse girl, horse tail, jacket, long hair, multicolored hair, open clothes, open jacket, pants, shirt, simple background, solo, tail, white hair, yellow coat, yellow jacket