Abstract: A mobile communication terminal includes a radio unit (6) having a wireless-communications function, an input/output unit (1) for receiving disable setting information about a setting which disables the wireless-communications function of the radio unit (6), an internal memory (3) in which information indicating an operation mode of the radio unit (6) is stored, a UI processing unit (2) for storing information indicating a disable mode in which the wireless-communications function of the radio unit (6) is disabled in the internal memory (3) when the disable setting information is inputted to the input/output unit (1), and an external input/output device control unit (5) that controls power supply to the radio unit (6) when the mobile communication terminal is powered on, and that does not supply electric power to the radio unit (6) when the information indicating the disable mode is stored in the internal memory (3).