1girl, animal_ear_fluff, animal_ears, anticoco, arknights, black-framed_eyewear, black_headwear, black_jacket, black_shirt, black_skirt, blonde_hair, book, breasts, collared_shirt, feet_out_of_frame, glasses, hat, jacket, large_breasts, light_particles, long_sleeves, looking_at_viewer, marker, miniskirt, neck_ribbon, official_alternate_costume, open_clothes, open_jacket, parted_lips, plaid, plaid_skirt, purple_eyes, red_ribbon, ribbon, school_uniform, shirt, short_hair, sitting, skirt, solo, sparkle, tail, thighhighs, utage_(arknights), utage_(disguise)_(arknights), yellow_thighhighs