1girl, black hair, blue sailor collar, blue serafuku, blue shirt, blue skirt, blush, closed mouth, diamond wa kudakenai, from behind, jojo no kimyou na bouken, long hair, looking at viewer, looking back, neckerchief, pleated skirt, purple eyes, purple neckerchief, sailor collar, school uniform, serafuku, shirt, short sleeves, signature, simple background, skirt, solo, sparrowl, upper body, white background, yamagishi yukako