Provided is an information processing system that acquires normative behavior information serving as an interaction with a specific object by a user and an evaluation value corresponding to the normative behavior information, associates and registers the normative behavior information and the evaluation value in a behavior database, and performs control such that an evaluation value of specific behavior information acquired through the communication unit is calculated using the evaluation value corresponding to the normative behavior information in accordance with a comparison result of comparing the specific behavior information with normative behavior information corresponding to the specific behavior information registered in the behavior database, an emotion value of the user is calculated on the basis of the calculated evaluation value, and the calculated emotion value is transmitted to an information processing device corresponding to the user who is a provision source of the specific behavior information.