1girl ako_(blue_archive) bell black_background black_gloves black_skirt black_thighhighs blue_archive blue_coat blue_eyes blue_hair blue_hairband breasts closed_mouth coat cowbell earrings full_body garter_straps gloves hair_between_eyes hairband half_gloves halo highres jewelry kneeling large_breasts lipstick long_hair makeup miniskirt neck_bell sideboob simple_background skirt smile solo stud_earrings taut_clothes thighhighs yin_lan_xue zettai_ryouiki