kotatsu-mazoku, original, commentary request, highres, 1girl, armband, black jacket, black ribbon, black thighhighs, blazer, blue skirt, blush, brown shoes, closed mouth, dot nose, full body, green necktie, hair ribbon, hand on own hip, jacket, loafers, long sleeves, looking at viewer, miniskirt, necktie, notice lines, plaid clothes, plaid skirt, pleated skirt, purple eyes, purple hair, ribbon, school uniform, shoes, short hair, simple background, skirt, smile, solo, standing, striped necktie, thighhighs, two side up, v-shaped eyebrows, white background, zettai ryouiki