Abstract: An injection mold nozzle structure is provided. The injection mold nozzle structure includes a split mold and an opposing split mold which form a molding cavity for molding a molded product; a nozzle which includes a nozzle hole having a tip opening, from which injection molding material is injected into the molding cavity; and a nozzle pin which is movable with respect to the nozzle along an axis of the nozzle hole and is configured to open and close the tip opening of the nozzle hole according to the movement. The nozzle is enterable into a recess portion of the split mold. The nozzle pin includes a pin tip surface configured to face the molding cavity and form a part of a surface of the molding cavity when the nozzle enters the large recess portion.