Abstract: A bill arranger is provided that includes a loader for loading bills and feeding the bills one by one; a conveyer for conveying the bills fed from the loader; a discriminating device for discriminating the bills conveyed by the conveyer; a plurality of stackers for stacking the bills, which are conveyed by the conveyer, so that the bills can be removed; an operating device for selecting one of sorting process modes which defines a method of sorting the bills loaded in the loader; a controller for delivering the bills, which are fed from the loader, to one of the stackers, by the conveyer, based on the results of the discrimination by the discriminating device, according to the sorting process mode selected by the operating device; and guides, provided in the stackers, which are movable by the weight of the stacked bills delivered into the stackers from the conveyer.