Efficiency of a surgery-related service can be further improved. An information processing system according to an embodiment includes a surgery information acquisition unit that acquires information regarding a surgery, and a display control unit that displays a surgery process area indicating an entire process of the surgery and a progress of the entire process, and a work process area indicating a work content of a part of the entire process and a progress of the work content. The display control unit calculates at least one of the progress of the entire process and the progress of the work content according to information regarding a surgery different from the surgery.