1. A titling apparatus for giving a title to a captured image, comprising: a captured image storing unit for storing a captured image; a personal relationship terminology storing unit for storing terminology indicating a relationship of a plurality of persons; a person to be captured deciding unit for deciding a person to be captured of the captured image stored by the captured image storing unit; an outputting unit for outputting the captured image stored by the captured image storing unit; a viewer deciding unit for deciding a viewer who views the captured image output by the outputting unit; a titling unit for giving a title including a term to the captured image stored by the captured image storing unit, wherein the term is stored by the personal relationship terminology storing unit to be corresponding to a relationship between the person to be captured decided by the person to be captured deciding unit and the viewer decided by the viewer deciding unit; and an output controlling unit for making the outputting unit output the title given to the captured image by the titling unit as well as the captured image stored by the captured image storing unit, wherein when the viewer decided by the viewer deciding unit is included in a plurality of persons to be captured decided by the person to be captured deciding unit, the titling unit gives a title indicating that the viewer is included in the captured image as a person to be captured to the captured image stored by the captured image storing unit.