An image processing device connected with an image formation device configured to output image on a recording medium, includes a data obtaining unit configured to obtain map image data representing a basic map image showing a user-designated geographic area at a user-designated scale, an area identifying unit configured to identify a basic image formation area and a surplus area, the basic map image being formed on the basic image formation area, the surplus area being an area within the image forming area but the basic map image is not formed. The image processing device further includes an additional data obtaining unit configured to obtain map image data necessary for covering an enlarged image formation area including the basic image formation area and at least part of the surplus area, from the map image data provider. The map image can be formed based on the updated map image data.