In order to obtain a desirable sensation of pressing upon a touch input unit, a tactile feedback device 1 is configured so as to comprise a case body 10, a touch input unit 20 which is pressed towardthe inner side of the case body 10 by a touch operation, a vibration actuator 50 which is fixed to the touch input unit 20 so as to be integrated therewith and which vibrates according to the touch operation, and an elastic support member 40 which supports the touch input unit 20 on the case body 10, where the elastic support member 40 is extended along a direction which intersects with a pressingdirection P in which the touch operation is performed, with one part of the elastic support member 40 in said extension direction being fixed to the touch input unit 20 and another part thereof in said extension direction being fixed to the case body 10.