Rule 34 Dev - 10s 1girl aki_(girls_und_panzer) alternate_costume black_neckwear collarbone female_focus girls_und_panzer green_eyes looking_at_viewer ma-2_(konkon_kitakitsune) ooarai_school_uniform pleated_skirt school_uniform serafuku shirt short_hair silver_hair skirt smile solo standing twirling_hair white_shirt|9601134777