nos (nos tsn), daiichi ruby (umamusume), umamusume, 1girl, m/, animal ears, arm up, bow, brown hair, crop top, drill hair, flat chest, floating hair, flower, hair bow, hair flower, hair ornament, horse ears, light blush, long hair, purple eyes, shirt, short sleeves, simple background, smile, solo, split mouth, sports bra, uma summer (umamusume), upper body, white background, white shirt, wristband