<p>Disclosed herein is a self -rotation type foam generator nozzle. The foam generator nozzle includes a nozzle body, extension pipes, and a plurality of blades. The nozzle body has foam solution inflow paths. The nozzle head has a nozzle body holding part that is inserted into the leading end of the nozzle body. The nozzle head is configured such that a plurality of foam solution discharge paths communicating with the nozzle body holding part is formed therein and is provided so as to rotate with respect to the nozzle body. The extension pipes are provided with spraying holes having spraying directions, which are set such that the nozzle head is rotated by the reaction to the spraying of the foam solution. The blades are radially provided to the nozzle head.</p>
