llli illli illl, aoyagi touya, tenma saki, tenma tsukasa, project sekai, commentary request, highres, 1girl, 2boys, arms up, bespectacled, boots, brother and sister, buttons, clenched hands, closed eyes, collared shirt, double-breasted, full body, glasses, greyscale, hair down, lapels, long hair, long sleeves, midriff, mole, mole under eye, monochrome, multicolored hair, multiple boys, necktie, notched lapels, official alternate costume, official alternate hairstyle, open hands, open mouth, shirt, short hair, siblings, simple background, skirt, smile, split-color hair, standing, thighhighs, turtleneck, two-tone hair, wavy hair, white background