Abstract: A transaction-oriented electronic accommodation system includes an IC card storing electronic monetary information and an identification number, an IC card read/write unit for reading and/or writing information in/from the IC card, a key control unit for controlling locking and unlocking of a door of the article receiving/housing unit, an identification number storing unit for storing identification number of the IC card, an amount-of-money information storing unit for storing amount-of-money information, a collating unit for collating the identification number stored in the identification number storing unit with the identification number read out from the IC card, and a line control unit for transferring the electronic monetary information via transmission line. For utilizing the article receiving/housing unit, the IC card is inserted, whereby the article receiving/housing unit is locked.

Abstract: A transaction-oriented electronic accommodation system includes an IC card storing electronic monetary information and an identification number, an IC card read/write unit for reading and/or writing information in/from the IC card, a key control unit for controlling locking and unlocking of a door of the article receiving/housing unit, an identification number storing unit for storing identification number of the IC card, an amount-of-money information storing unit for storing amount-of-money information, a collating unit for collating the identification number stored in the identification number storing unit with the identification number read out from the IC card, and a line control unit for transferring the electronic monetary information via transmission line. For utilizing the article receiving/housing unit, the IC card is inserted, whereby the article receiving/housing unit is locked.

Abstract: An electronic wallet system easy to use and having high security is provided. The electronic wallet system includes an IC card for storing electronic money information, an IC card reader/writer for reading data from, and writing data into, the IC card, an IC card loader unit for loading the IC card into, and unloading the IC card from, the IC card loader unit, an IC card load controller unit for controlling a load/unload operation of the IC card, and a lock signal generator unit for generating an IC card lock signal in response to an activation of an unload operation by the IC card load controller unit. An electronic wallet system with an ID number specific to the system, applied to a POS system, includes a system ID verification unit and an input unit for inputting data to the system, wherein an IC card can be unloaded in response to an activation of an unload operation by a load controller unit and an input of the system ID from the input unit.