senomoto hisashi, special week (special dreamer) (umamusume), special week (umamusume), umamusume, absurdres, highres, 1girl, animal ears, blush, bow, braid, brown hair, closed eyes, ear bow, ear ribbon, facing viewer, half up braid, heart, horse ears, horse girl, horse tail, jacket, multicolored hair, open mouth, purple bow, purple ribbon, purple vest, ribbon, shirt, shoes, short hair, short sleeves, simple background, skirt, smile, tail, thighhighs, two-tone hair, vest, white background, white hair, white skirt, white thighhighs