Patent US 11,615,177

An information processing system including a communication unit that acquires information related to an interaction between objects from a sensing device that detects the interaction between the objects, an emotion information database constructed by accumulating an evaluation value used when an emotion value of each object generated based on the information related to the interaction between the objects is calculated, a certification unit that certifies the sensing device and issues certification information to the sensing device, and an authentication unit that authenticates the information related to the interaction transmitted from the sensing device based on the certification information issued to the sensing device.