totomono, seiun sky (umamusume), umamusume, highres, 1girl, animal ears, blouse, blue eyes, blush, brown choker, choker, ear covers, flower, green shorts, grey hair, hair between eyes, hair flower, hair ornament, hairclip, horse ears, horse girl, horse tail, horseshoe, horseshoe ornament, looking at viewer, open mouth, seiun sky (reeling in the big one) (umamusume), shirt, shoes, short hair, shorts, single ear cover, smile, solo, sunflower, sunflower hair ornament, tail, white shirt