Portable device

A portable device, comprising:

• a photographic means which photographs an image with a lens;
• a display means which displays an image photographed by said photographic means upon a screen;
• a storage means which stores in advance map information including, in mutual correspondence, a title of each of a plurality of objects which are present upon a map of a region in which said portable device is used, and positional information which specifies the respective position of each of said plurality of objects;
• a position measurement means which measures the position of said portable device;
• an azimuth detection means which detects the azimuth in which said lens is pointing;
• and
• a control means which extracts, from said map information, a title which corresponds to at least one object being displayed by said display means, based upon said position which has been measured by said position measurement means, said azimuth which has been detected by said azimuth detection means, and said positional information;
• and wherein said control means commands said display means to display upon said screen said title which has been extracted, superimposed upon said image.