1girl, alternate costume, animal ears, blue eyes, blush, breasts, closed mouth, cloud, collarbone, dress swimsuit, ear covers, feet out of frame, grey hair, hair between eyes, hair ornament, horse ears, horse girl, horse tail, jewelry, legs, multicolored hair, necklace, ocean, outdoors, single ear cover, sitting, sky, small breasts, smile, solo, streaked hair, tail, thick eyebrows, white hair