To properly cope with a regular user even when the user exits from a management zone leaving a recording medium behind within the management zone.

This passage management system 1 receives an instruction input from the outside of the management section, receives an input of identification information corresponding to inherent information of the an IC card 40, and when the instruction input is received, releases an electric lock 7 until a normal mode is switched to an emergency mode and a predetermined termination condition is established. Further, when the IC card 40 is read by a radio reader in the emergency mode, whether the IC card 40 is a regular medium is determined on the basis of recorded contents of the IC card 40 and the identification information received by an identification information inputting means, and when the IC card 40 is not determined as a regular medium, predetermined error processing is performed.

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