1girl arms_behind_back bad_id bad_twitter_id bangs black_jacket black_necktie black_ribbon black_skirt brown_eyes closed_mouth commentary_request cowboy_shot dress_shirt emblem girls_und_panzer hair_ribbon highres jacket light_brown_hair light_frown long_hair long_sleeves looking_away military military_uniform miniskirt necktie one_side_up pleated_skirt ribbon selection_university_(emblem) selection_university_military_uniform shimada_arisu shirt simple_background skirt solo standing uniform white_background white_shirt yu_arin