Rule 34 Dev - 1girl bag chair chalkboard classroom desk dressing female_focus greyscale indoors knees legs long_hair long_image looking_at_viewer monochrome moriya_naoki no_pants onosaka_akane original panties pleated_skirt r-otome ribbon sailor school school_bag school_uniform shadow short_sleeves sketch skirt smile socks solo standing striped_clothes striped_panties sunlight tall_image thighs underwear undressing unfinished unworn_skirt|1893544731