07nono06, kitasan black (umamusume), umamusume, absurdres, commentary request, highres, 1girl, animal ears, black hair, black sailor collar, black serafuku, black shirt, blush, closed mouth, hair between eyes, horse ears, horse girl, looking at viewer, multicolored hair, red eyes, sailor collar, sailor shirt, school uniform, serafuku, shirt, simple background, solo, streaked hair, two side up, upper body, white background, white streaks