1. A computer-readable recording medium storing a character recognition program that, when executed, causes a computer to perform a character recognition method, the character recognition method comprising: detecting a first information indicating an input position of each of a plurality of characters input through a handwriting input and a plurality of character codes associated with the plurality of characters; acquiring a plurality of first image data associated with each of the plurality of character codes by referring to a second information in which the character codes and image data of the characters are associated with each other; generating a second image data by combining the plurality of first image data based on the first information; and outputting an image data of a character associated with the second image data or a character code associated with the second image data by referring to the second information.