haruna chino, daiichi ruby (brilliant red gemstone) (umamusume), daiichi ruby (umamusume), umamusume, commentary request, highres, 1girl, animal ears, ascot, bib collar, blush, bow, braid, breasts, closed mouth, dress, drill hair, ear flower, hair bow, hair ornament, horse ears, horse girl, long hair, long sleeves, petals, puffy sleeves, purple dress, purple eyes, red ascot, side drill, simple background, small breasts, solo