Rule 34 Dev - 10s 1girl aki_(girls_und_panzer) bad_id bad_pixiv_id bare_arms bare_shoulders blush brown_hair competition_swimsuit female_focus flat_chest girls_und_panzer green_eyes highres looking_at_viewer narrow_waist one-piece_swimsuit simple_background smile solo standing striped_clothes striped_one-piece_swimsuit swimsuit takafumi|6640263279