Personal identification device and method

A personal identification device (100) for executing personal identification by employing living body characteristics of an user includes an identification condition data reading means (70) for reading identification condition data specifying at least one living body characteristics stored in a portable storage media (200) carried by the user for the personal identification, a living body characteristic detecting means (20, 30, 40) for detecting from the user the living body characteristic corresponding to the identification condition data read by the identification condition data reading means, and an identifying means (90) for performing personal identification by comparing the living body characteristic detected by the living body characteristic detecting means with the living body characteristic data of users previously obtained.