Abstract: This vibration device comprises: a vibration actuator which drives and vibrates a movable body supported in an elastically vibratable manner with respect to a fixed body, in one direction of the vibration directions of the movable body; and an accommodation part which seals and accommodates therein the vibration actuator, wherein the vibration actuator is attached to an inner wall of the accommodation part with a support member therebetween, the support member extending in one direction. The support member supports, with respect to the inner wall, one among the movable body and the fixed body of the vibration actuator.