2girls, alternate_costume, amber_(genshin_impact), annoyed, armband, blush, closed_mouth, collei_(genshin_impact), drawing, earrings, genshin_impact, green_hair, holding, holding_pencil, jewelry, long_sleeves, multiple_girls, notebook, pencil, pleated_skirt, purple_eyes, sailor_collar, school_uniform, seitokai_satoo-sgr, serafuku, skirt