Abstract: An information processing apparatus comprises a processor configured to execute a program so as to: acquire viewpoint information, motion information and object information; process an object image wherein: the object image is an image representing a virtual substance and is updated based on the viewpoint information and the motion information; calculate a position when superimposing a background image and the object image, wherein: the background image is an image according to the field of view of the user; generate visual information superimposing the background image and the object image based on the position calculated, and output the generated visual information to a display device; and generate tactile information for an ultrasound generator irradiating the user with ultrasound corresponding to the object based on the position calculated, the motion information and the object information, and output the generated tactile information to the ultrasound generator.