An information processing system comprising a terminal device and an image search system that is configured with at least one information processing device, the terminal device and the image search system communicably connected to each other via a network, wherein the image search system comprises: a storage unit configured to store an object and linkage information -in association with each other, said linkage information comprising access method for accessing attribute information of the object from a content distribution site; a first receiver configured to receive a captured image from the terminal device; and a first transmitter configured to transmit, on the basis of an object included in the captured image, the linkage information associated with the object to the terminal device, and the terminal device comprises: an image capturing unit configured to capture an image of a subject and output the captured image; a second transmitter configured to transmit the captured image, which is output by the image capturing unit, to the image search system; and a second receiver configured to receive the linkage information that is transmitted from the image search system in response to the transmission of the captured image by the second transmitter; characterized in that the terminal further comprises: an identification information acquisition unit configured to acquire an application ID that is identification information unique to the terminal device that identifies each terminal device that uses the image search system; and a third transmitter configured to transmit, when an access to a content distribution site is made via the network on the basis of the unique linkage information received by the second receiver, the identification information to the content distribution site. a storage unit configured to store an object and linkage information -in association with each other, said linkage information comprising access method for accessing attribute information of the object from a content distribution site; a first receiver configured to receive a captured image from the terminal device; and a first transmitter configured to transmit, on the basis of an object included in the captured image, the linkage information associated with the object to the terminal device, and an image capturing unit configured to capture an image of a subject and output the captured image; a second transmitter configured to transmit the captured image, which is output by the image capturing unit, to the image search system; and a second receiver configured to receive the linkage information that is transmitted from the image search system in response to the transmission of the captured image by the second transmitter; characterized in that the terminal further comprises: an identification information acquisition unit configured to acquire an application ID that is identification information unique to the terminal device that identifies each terminal device that uses the image search system; and a third transmitter configured to transmit, when an access to a content distribution site is made via the network on the basis of the unique linkage information received by the second receiver, the identification information to the content distribution site.