INFORMATION PROCESSING DEVICE AND NON-TRANSITORY COMPUTER READABLE RECORDING MEDIUM

An information processing device includes a computation unit that computes a similarity between character strings among plural character strings which express a content of electronic information and which are generated from the electronic information, and an association unit that associates a dissimilar character string that is not similar to another character string among the plural character strings with the electronic information as a representative character string that expresses the electronic information.