There is provided an information management system having: a management server device and a client terminal, wherein the management server device includes: a processor programmed to: store information to be managed; and determine whether or not to transmit at least some of the stored information to an outside of the information management system, and wherein the client terminal includes: a processor programmed to: determine whether or not to transfer the information stored by the management server device; and transmit at least some of the stored information to the outside of the information management system based on a result determined by the management server device and a result determined by the client terminal.