toriga naku, marvelous sunday (umamusume), umamusume, + +, 1girl, animal ears, arms up, black dress, black hair, blush, bow, breasts, center frills, dress, ear bow, ear ornament, fang, frills, hair ornament, hairband, horse ears, horse girl, horse tail, large breasts, long hair, looking at viewer, open mouth, puffy sleeves, red hairband, short sleeves, simple background, skin fang, smile, solo, tail, twintails, white background, white dress, yellow eyes