To provide the collection support system/method of a lens-fitted photographic film unit which give incentive with respect to collection to a laboratory and can efficiently collect a body for a circular production factory.

In the collection support system which recycles/reuses the photographed body, the terminals 4a and 5a of mini laboratory stores, the information terminal 3a of the circular production factory and the computer 2 of a control center are connected through communication network. The computer 2 is provided with a means storing film ID written into a film in connection with laboratory ID, a means storing camera ID written into IC buried in the body, a means comparing film ID with camera ID and extracting uncollected camera ID and a means transmitting information on uncollected camera ID to the laboratory to which ID is sent when it elapses previously decided time. Thus, the collection of the film unit body is promoted.