1girl, animal_ear_fluff, animal_ears, arknights, black-framed_eyewear, black_headwear, black_jacket, black_shirt, blonde_hair, blush, book, breasts, closed_mouth, collared_shirt, feet_out_of_frame, glasses, hair_ornament, hairclip, hat, holding, holding_book, jacket, knees_up, large_breasts, long_sleeves, looking_at_viewer, neck_ribbon, official_alternate_costume, open_book, open_clothes, open_jacket, purple_eyes, red_ribbon, ribbon, school_uniform, semi-rimless_eyewear, shirt, short_hair, shoujo_l, smile, smug, solo, tail, thighhighs, tilted_headwear, under-rim_eyewear, utage_(arknights), utage_(disguise)_(arknights), yellow_thighhighs