To provide a wireless lock system capable of enhancing security in a house, a room, a vehicle, a storage instrument or the like, allowing a plurality of persons to use a key device in common inexpensively, and shortening the communication time between the key device and a lock device to enhance the operation property and convenience property of the key and lock system.

This biometrics authentication wireless lock system 1 is provided with the key device 5 and the lock device 6. The key device 5 obtains the information about fingerprint from a finger, generates the information about peculiarities for checking indicating peculiar points of the fingerprint, enciphers the information about peculiarities for checking, and transmits it to the lock device 6 by a radio communication system. The lock device 6 receives the information about peculiarities for checking transmitted from the key device 5, decodes it, and checks the decoded information about peculiarities for checking against the information about peculiarities for registration memorized in advance to unlock an electric lock 3 when both of the information about peculiarities for checking and the information about peculiarities for registration satisfy the predetermined identity reference. The lock device 6 is divided into a controller 7 and a management device 8.