mizutsuki arika, oguri cap (miraculous white star) (umamusume), oguri cap (umamusume), umamusume, highres, 1girl, ahoge, animal ears, black pantyhose, blue eyes, bow, breasts, grey hair, hair ornament, horse ears, horse girl, horse tail, jacket, long hair, looking at viewer, medium breasts, official alternate costume, open mouth, pantyhose, shirt, short sleeves, skirt, smile, solo, tail, white jacket, white shirt, white skirt