PRINTER

PROBLEM TO BE SOLVED: To provide a printer capable of improving workability when a roll paper is replaced or replenished, because when the printer is operated, an operator can accurately operate the printer, even when the operator is in a poor posture.SOLUTION: The printer includes an operation portion 6 capable of issuing such an instruction that a pair of supply side guide plates 11a provided to be movable along the shaft center of a paper supply shaft 8 are moved in a direction where the pair of supply side guide plates 11a get close to each other and a control section 7 calculating the movement amounts of the supply side guide plates 11a moved according to the operation of the operation portion 6. An intermediate guide part 3 includes a pair of intermediate side guide plates 21a coming into contact with the side surface of a label continuous body P and the intermediate side guide plates 21a are moved up to a position where the intermediate side guide plates 21a guide the width direction of the label continuous body P, according to the movement amount determined on the basis of the movement amounts of the supply side guide plates 11a calculated by the control section 7, after the movement of the supply side guide plates 11a is completed.