..., 6+boys, 6+girls, :d, aldehyde, blush, building, chair, cloud, coke-bottle glasses, collared shirt, comic, desk, dress shirt, furigana, glasses, greyscale, hair ornament, hairclip, indoors, monochrome, multiple boys, multiple girls, one knee, original, pants, parted lips, pleated skirt, sailor collar, school chair, school desk, school uniform, serafuku, shirt, shoes, short sleeves, skirt, smile, spoken ellipsis, standing, sweat, window, wooden floor