(Object) To provide an information processing system capable of presenting important information immediately. (Means of Achieving the Object) An information processing system according to the present disclosure includes a terminal device and an information processing apparatus configured to receive content data from the terminal device. The information processing system includes: a reference storage unit storing reference information indicating an important item; an important item extracting unit configured to extract important item information indicated by the reference information from the content data, by referring to the reference storage unit; an important item storing unit configured to store the extracted important item information into an important item storage unit; and a display control unit configured to display the important item information stored in the important item storage unit on a display device of the terminal device, in response to receiving a display request of the important item information.