PURPOSE: To enable usage even on the outdoor side without the steal of a password number, and to correspond to a master key white adapting even to a mansion with a common vestibule by mounting a plurality of pairs of lock sections and a transmitter operating only a specific release and locking operating section and transmitting a signal.

CONSTITUTION: When a discrete vestibule is locked, its own signal transmission switch 110 is depressed. Consequently, an operating signal is received by the reception section 221 of a second release and locking operating section 220. Whether or not a common data section coincides with a common code and a discrete data section with a discrete code respectively is decided by a decision section 224. When each code agrees, a lock section is locked by an operating section 225. When the signal transmission switch 110 is depressed, the lock section of a common vestibule G is released. The lock section is not released when the common code does not coincide at that time. The switch 110 is pushed, and an operating signal is transmitted. When the common data section and a discrimination code agree at that time, the lock section of the discrete vestibule is released. Accordingly, a wireless release and locking system can be adapted to a mansion with the common vestibule.