2girls, arm up, blue hair, blue sailor collar, blue serafuku, blue sky, book, bow, bow hairband, bracelet, braid, chair, chalkboard, classroom, cloud, desk, dress, hair over one eye, hairband, halo, hand up, headband, holding, jewelry, long hair, long sleeves, multiple girls, open mouth, sailor collar, school chair, school desk, school uniform, serafuku, shadow, short hair, single braid, sitting, skirt, sky, smile, standing, twintails, very long hair, water, whale, white bow, white dress, white headband, white skirt