martypcsr, grass wonder (umamusume), umamusume, highres, 1girl, animal ears, armband, black pantyhose, blue eyes, blue jacket, blush, bow, brown hair, dandelion, dappled sunlight, dress, ear bow, ear ornament, ear ribbon, field, flower, grass, horse ears, horse girl, horse tail, jacket, long hair, long sleeves, looking at viewer, multicolored hair, open mouth, outdoors, pantyhose, red armband, sailor collar, shadow, smile, solo, sunlight, tail, teeth, white dress, white hair, white sailor collar