To prevent occurrence of multiple leafing of pages of a booklet like medium.

A conveyance road 57 for conveying the booklet like medium 11, a conveying roller 61 for conveying the booklet like medium 11 by being arranged facing the conveyance road 57, a turning page roller 64 for turning over pages of the booklet like medium 11 by being arranged facing the conveying road 57, and a multiple leafing preventive component for preventing occurrence of the multiple leafing of pages of the booklet like medium 11 by being arranged facing the conveyance load 57 and shifting a contact part to the booklet like medium 11 to the turning page roller 64 are provided. When the turning page roller 64 is rotated, the middle paper 46 of the first page of the booklet like medium 11 is bent and the page is turned over, the multiple leafing preventive component prevents the middle paper 46 on the second paper from being sent.