1girl, bird, black footwear, black hair, blue sailor collar, blue serafuku, blue shirt, blue skirt, blurry, blurry background, cloud, cloudy sky, day, floating skull, from behind, grass, looking up, medium hair, outdoors, pleated skirt, sailor collar, scenery, school uniform, serafuku, shirt, short sleeves, signature, sitting, skirt, skull, sky, solo, transmission tower, wariza