To provide only the distributed information matched with a request from each client on the client side by selecting received information from the index of an information distribution server, storing it as a selection index and performing receiving processing when the correspondent index of distributed information with index correspondence from the information distribution server is coincident with a selection index tag.

The information desired to be transmitted to respective clients is stored in a distributed information storage part 1 at an information distribution server part 16 and an index tag storage part 2 stores index information tag information to be accompanied with every information for knowing a category by analyzing the distributed information through a distributed information processing part 3. A distribution processing part 7 receives the distribution information with index and distributes the distribution information with index through the control channel or the like of digital radio communication to the respective clients. The server part 16 distributes an index table stored in the tag storage part 2 through the distribution processing part 7 to the respective clients.