In order to provide a page-turning reader device and a feeder device capable of continuously acquiring image data of each page of a plurality of booklets, the page-turning reader device (1) includes a feeder unit (102) that feeds a plurality of stacked booklets (10) one by one from a lower side; a holder (203) that grips and fixes a binding edge of the booklet (10) fed from the feeder unit (102); an air suction pad (206), an air blow nozzle (207), and a first page-turning bar (204) configured to turn the pages of the booklet (10) one by one while the booklet (10) is fixed by the holder (203); and an image data acquiring means (11) that acquires image data of each page of the booklet (10) using an image pickup camera (106) in synchronization with a turning operation.