kotatsu-mazoku, original, commentary request, highres, 1girl, ahoge, black sailor collar, black skirt, black socks, blue neckerchief, blush, brown shoes, closed mouth, dot nose, frilled skirt, frills, full body, hand up, kneehighs, loafers, looking at viewer, miniskirt, neckerchief, notice lines, one side up, pink eyes, pink hair, pleated skirt, sailor collar, school uniform, serafuku, shirt, shoes, short hair, short sleeves, simple background, skirt, smile, socks, solo, standing, white background, white shirt