Rule 34 Dev - 1girl arm_up armpits breasts collarbone covered_navel cowboy_shot facing_viewer grey_background groin head_out_of_frame highres long_hair mignon one-piece_swimsuit open_clothes open_shirt original parted_lips shiro_(mignon) shirt simple_background small_breasts solo swimsuit white_hair white_one-piece_swimsuit white_shirt|19068158187