redbean chan, kitasan black (umamusume), umamusume, highres, 1girl, ahoge, animal ears, bicycle, bike jersey, bike shorts, black hair, blue sky, blush, bottle, bow, breasts, cleavage, cloud, cycling uniform, ear ribbon, hair between eyes, holding, holding bottle, horse ears, horse girl, horse tail, looking at viewer, medium breasts, multicolored hair, outdoors, parted lips, red eyes, riding, riding bicycle, short hair, short sleeves, sky, solo, streaked hair, sweat, tail, water bottle, white hair