mokacoat, wakaba mutsumi, bang dream!, bang dream! it's mygo!!!!!, absurdres, commentary request, highres, 1girl, black socks, blue serafuku, blue shirt, blue skirt, bound, bound wrists, box, cardboard box, closed mouth, full body, green hair, in box, in container, long hair, long sleeves, no shoes, sailor collar, school uniform, serafuku, shirt, sidelocks, sitting, skirt, socks, solo, tsukinomori school uniform, white background, white sailor collar, winter uniform, yellow eyes