2girls, arona_(blue_archive), black_choker, black_eyes, black_hairband, black_pantyhose, black_serafuku, black_skirt, blue_archive, blue_hair, blush, chair, choker, closed_eyes, closed_mouth, colored_inner_hair, desk, grey_hair, hairband, halo, highres, long_hair, long_sleeves, multicolored_hair, multiple_girls, open_mouth, pantyhose, pink_hair, plana_(blue_archive), pleated_skirt, red_halo, school_chair, school_desk, school_uniform, serafuku, short_hair, shuvi_(shuvi1125), skirt, sleeping