3koma, 4girls, book, braid, classroom, comic, curly hair, day, desk, expressionless, eyewear removed, facing down, floor, glasses, greyscale, hair between eyes, hair over shoulder, holding, holding eyewear, indoors, long hair, long sleeves, looking at viewer, looking up, lower body, monochrome, multiple girls, neckerchief, notice lines, on chair, opaque glasses, open book, open clothes, open mouth, out of frame, over-rim eyewear, parted lips, reading, round eyewear, sailor collar, school desk, school uniform, semi-rimless eyewear, serafuku, shirt, short hair, silent comic, silhouette, sitting, skirt, solo focus, t-shirt, tile floor, tiles, twin braids, upper body, window