GENERATION METHOD, NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM FOR STORING GENERATION PROGRAM, AND GENERATION DEVICE

A generation method implemented by a computer, the generation method including: acquiring, by a processor circuit of the computer, read information generated from a reading result that is a document image obtained by imaging a paper document; and generating, by the processor circuit, an electronic document with a signature image that includes the electronic document and the signature image by adding the signature image obtained by imaging a signature written or stamped on the paper document to an electronic document that corresponds to the acquired read information.