INFORMATION TRACING SYSTEM AND INFORMATION TRACING METHOD

An information processing method and an information processing system for recording information concerning a distribution route of one information, thereby enabling the information distribution route to be traced later. Information held in an information holding section 11 has distribution history information held in an information label section. When information is sent from one information intervention system to another information intervention system, a distribution history write section 15 reads a system identifier from a system label section 14 and adds a sending history to the distribution history information of the information. When information is received from another information intervention system, likewise a reception history is added to the distribution history information of the information. A tracing result display section 16 fetches the distribution history information of specified information, carries out an analysis on it, and displays the analysis result in a predetermined display format. Seeing the display, the use can easily know the information distribution route, etc., later.