Communication control is made which satisfies the needs of both an owner or manager of a communication place and users of wireless communication terminals. As a user of a cellular phone passes through an automatic ticket gate and enters a predetermined area, The ticket gate and cellular phone check whether the cellular phone has an electronic ticket for entering the area. After this check, the automatic ticket gate requests the cellular phone to restrict the communication function. After the requested restriction is set by the cellular phone, entrance to the area is permitted and the gate is opened.