A production method for producing sanitary tampons implements a cord placement step of placing at least two continuous string-like cords in parallel on surfaces of at least two cotton pad pieces sequentially placed along a sewing line in a sewing direction of a sewing machine, a first cord sewing step of sewing the cord to one of two cotton pad pieces placed in an adjacent manner, a second cord sewing step of sewing the cord to the other of the two cotton pad pieces, and a cord switching step of switching the cords to be sewn to the cotton pad piece between the first cord sewing step and the second cord sewing step.