Rule 34 Dev - 1girl artist_name bag blush brown_eyes brown_hair building cloud cloudy_sky cup disposable_coffee_cup disposable_cup drinking drinking_straw female_focus kneehighs looking_at_viewer looking_to_the_side medium_hair okano_kei pleated_skirt school_bag school_uniform serafuku signature skirt sky socks solo standing sunset umiroku yellow_neckwear yuyushiki|8815317615