Disclosed is a mobile terminal apparatus including one or more processors configured to execute a process. The process includes storing content data acquired in a specific mode in a storage, acquiring an address corresponding to authentication information at authentication when the content data are acquired in the specific mode, generating a first mail to which the content data are attached and setting the address in the first mail as a transmission destination, transmitting the generated first mail to the address, and controlling deleting the stored content data and a transmission history of the transmitted first mail.