To prevent a sticker from coming off before printing for a printer using a rolled sticker sheet and to make precut stickers without detecting the position in the feeding direction.

A printer that uses a rolled printing medium which has a printing face for printing images and is equipped with a printing part stuck to be detachable and a peeling part holding the printing part, has a feeding means 20 that draws and feeds the printing medium by a specified quantity, a printing means 30 that prints images on the printing medium fed by the feeding means, a half cut means 41 that cuts the printing part in the feeding direction leaving the peeling part of the printing medium with intervals corresponding to the size of the image in the orthogonal lateral direction in the feeding direction of the printing image, and a cutting means 42 that cuts the printing medium in the lateral direction at the position corresponding to the size of the printed image in the feeding direction.