Provided is a mobile communication terminal, including a used device information storing unit, a location information acquiring unit, and a used device information transmitting unit. The mobile communication terminal specifies a communication device to be used depending on a location, acquired by the location information acquiring unit or stored by the used device information storing unit, and transmits the relevant information to a connection control device. Also provided is a connection control device, which includes a connection controlling unit. The connection controlling unit, based on information received from the mobile terminal, performs connection control.