Patent ID: 7028080

Claim:
An information processing system comprising: a computer provided with a first database, the first database containing correlated address information of the Internet and identification information identifying a removable information recording medium; and information servers on said Internet provided with a second database, the second database capable of containing correlated address information of the Internet and the identification information identifying said removable information recording medium, said computer, further comprising: an identification-information acquisition means for acquiring said identification information from said removable information recording medium when said removable information recording medium is set in the computer; a first address-information retrieval means for retrieving the address information related to said identification information from said first database based on said identification information; and an identification-information transmission means for transmitting said identification information to said information servers when it is determined that the first address-information retrieval means did not acquire the address information related to said identification information; said information servers, further comprising: a second address-information retrieval means for retrieving the address information related to said identification information from said second database based on the identification information transmitted from said computer; and an address-information transmission means for transmitting said address information to said computer when it is determined that the second address-information retrieval means successfully acquired the address information related to said identification information, wherein information related to said information recording medium is acquired on the basis of said address information retrieved by one of said first address information retrieval means and said second address information retrieval means.