Abstract: A code generating device using biometric information, includes an input unit of biometric information, a storage unit stored with a plurality of biometric information patterns and with codes each uniquely assigned to each biometric information pattern, a code generating unit extracting one of the plurality of biometric information patterns, which corresponds to the inputted biometric information, and acquiring the code assigned to the extracted biometric information pattern, and an output unit outputting the code acquired by the code generating unit.

Abstract: In a portable-terminal usage management method, log distribution conditions are downloaded from an administrative function module to one of a plurality of portable terminals. One of a plurality of communication log storage parts is selected in accordance with the log distribution conditions whenever one of the plurality of portable terminals starts communication. A communication log related to the communication started by the one of the plurality of portable terminals is stored into the selected one of the plurality of communication log storage parts.