A printer includes a medium supply unit, a printing unit, a feed unit, which feeds a print medium along a feed direction that is any one of a first direction toward the printing unit from the medium supply unit or a second direction toward the medium supply unit from the printing unit on a reference surface, a depressed portion, which is disposed using the reference surface as a reference, and a movement restricting portion, which includes a guide piece and restricts a movement of the print medium to a direction perpendicular to the feed direction of the print medium by housing at least a part of the guide piece in the depressed portion and abutting a side edge of the print medium on the guide piece, and a side edge on a side of the printing unit of the guide piece is disposed at a position close to an inner wall surface on the printing unit side of the depressed portion with respect to an inner wall surface on a side of the medium supply unit of the depressed portion.