A method for the production of a sunroof includes a step for applying adhesive into an edge section and a molding groove along the edge section of glass disposed accurately on a lower mold. A foaming material is applied in the molding groove at a peripheral portion of the glass outside the applied adhesive. The adhesive and the foaming material applied on the glass are molded by connecting the lower mold to an upper mold with a frame, and then heated a step of heating in a state in which the molds are pressed in a vertical direction. The lower and upper molds are detached, and a sunroof is discharged as a finished product.