REGISTRATION DEVICE, VERIFICATION DEVICE, IDENTIFICATION DEVICE, AND INDIVIDUAL IDENTIFICATION SYSTEM

A registration device of an individual identification system that includes the registration device, a verification device, and an identification device and that identifies an individual identification target, the registration device including: a registration unit that outputs verification information enabling verification of an identification key that is unique to the identification target, by using, as inputs, an input signal that depends on at least one of a physical property and an image feature of the identification target, and non-physical information that does not depend on the physical property and that differs for each identification target.