To provide an air massaging tool that provides such a massager obtained by expansion of an air bag which is freely expanded and contracted and arranged in a platform body of a basic platform such as a stool or bed in a movable manner in arbitrary direction.

This air massaging tool is provided with at least one air bag 1 expanded and contracted in the basic platform that is connected with an air supply and exhaust means that supplies and exhausts compressed air. The air bag in the massaging tool is engaged with a moving mechanism that moves it within a fixed distance in the basic platform to move the air bag in arbitrary direction by the action of the moving mechanism to widen an area of treatment with a fine control.