Rule 34 Dev - 00s 1990s_(style) 1girl aika_(series) aika_zero aqua_eyes blue_eyes brown_hair chibi female_focus formal_clothes full_body gun highres holding legs long_image machine_gun miniskirt necktie retro_artstyle shoes short_hair simple_background skirt smile solo sten_(weapon) suit sumeragi_aika tall_image weapon white_background|2492100819