you2, kubo shiori, satou sei, maria-sama ga miteru, white legwear, 00s, 3girls, against tree, animal ears, black hair, blonde hair, book, cat ears, cat tail, closed eyes, grass, green shirt, green skirt, long hair, long sleeves, multiple girls, open book, outdoors, plant, reading, sailor collar, school uniform, serafuku, shirt, sidelocks, sitting, skirt, sleeping, socks, tail, tree, under tree, very long hair