A communication terminal device is connected to an information processing device in a communicatable status and includes a display unit, a storage unit, an acquiring unit that acquires display image data displayed on the display unit and stores the acquired display image data in the storage unit, a transmitting unit that transmits the display image data stored in the storage unit to the information processing device in response to a request from the information processing device, a deciding unit that decides whether the communication terminal device is maintained in a preset specific status or not, and an inhibiting unit that inhibits the display image data displayed on the display unit from being transmitted to the information processing device when the deciding unit decides that the communication terminal device is maintained in the preset specific status.