Rule 34 Dev - 1girl bbb_(friskuser) blouse blue_theme closed_mouth commentary frown girls_und_panzer hairband hands_on_own_feet long_hair long_sleeves looking_at_viewer miniskirt monochrome neckerchief ooarai_school_uniform pleated_skirt reizei_mako sailor_collar school_uniform serafuku shirt sitting skirt socks solo|24361210107