1girl, animal_ear_fluff, animal_ears, arknights, bad_pixiv_id, black_skirt, book, breasts, glasses, hair_ornament, hairclip, hat, jacket, kanta_(kanta_077), large_breasts, looking_at_viewer, lying, neck_ribbon, official_alternate_costume, on_back, pleated_skirt, purple_eyes, red_ribbon, ribbon, shirt, skirt, smile, solo, thighhighs, utage_(arknights), utage_(disguise)_(arknights), yellow_thighhighs