To provide a new page turning device, which can efficiently and properly execute a page turning motion, and an image reading system equipped with the page turning device.

A page 720A, which is one side of a booklet 700, is seated under an open state on a seating stand at the first process and is adsorbed by an adsorbing part 320 in the second process so as to lift up a first sheet of paper 720 the one-side page 720A of which is one side in the third process. After that, at the fourth-sixth processes, the first paper 720 is carried to the page 760 side of the other side under non-contact state with a gas jetting part 420 by the air jetting out of the gas jetting part 420 of the page turning part, resulting in turning the one-side page 720A.