A simulated experience system that includes a video display device that is an HMD; a controller that has a body part that is a full-scale simulation of a human liver and a signal oscillator; a computer connected to the video display device and the controller, and having a signal receiver, an arithmetic unit, a video generator, a synchronization processing unit, a video output unit, a storage unit, an additional video generator, and a video synthesizer; and an infrared radiation device configured such that each of a pair of infrared radiation units can output infrared rays that three-dimensionally scan an installation space.