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Please predict whether this patent is acceptable.PATENT ABSTRACT: It is impossible to change tastes and preferences with a robot or artificial intelligence. Provided is an emotion control system comprising an information acquiring section that acquires network content acquired from a public network; a storage section that stores effect information indicating an effect exerted on an emotion of a control target by the network content; an updating section that updates the effect information stored in the storage section, based on sensor information detected by a sensor of the control target; and an emotion control section that controls the emotion of the control target based on the network content acquired by the information acquiring section and the effect information stored in the storage section.