1girl, animal_ear_fluff, animal_ears, arknights, black_headwear, black_jacket, black_shirt, black_skirt, blush, book, book_stack, breasts, briefcase, brown_hair, closed_mouth, collared_shirt, convenient_leg, feet_out_of_frame, garter_straps, glasses, hat, huge_breasts, jacket, knees_up, long_sleeves, looking_at_viewer, miniskirt, neck_ribbon, official_alternate_costume, open_clothes, open_jacket, red_eyes, red_ribbon, ribbon, round_eyewear, school_briefcase, shirt, short_hair, siguya, simple_background, sitting, skirt, smile, solo, tail, thighhighs, utage_(arknights), utage_(disguise)_(arknights), white_background, yellow_thighhighs