tetra (ktet4 illu), seiun sky (umamusume), umamusume, commentary request, highres, 1girl, animal ears, blue eyes, blush, box, breasts, clothing cutout, collarbone, cropped shirt, detached collar, ear covers, flower, gift, gift box, grey hair, hair between eyes, hair flower, hair ornament, hairclip, heart, holding, holding box, horse ears, horse girl, horse tail, layered skirt, looking at viewer, loose socks, meni shuki rush-sshu!, pink shoes, pink skirt, pink socks, shirt, shoes, short hair, shoulder cutout, single ear cover, skirt, socks, solo, sunflower, sunflower hair ornament, tail