Abstract: A bank note processing device comprising a money access opening in the upper part of the bank note processing device for accepting incoming bank notes and releasing outgoing bank notes, a bank note stacking unit below the money access opening for stacking up the incoming bank notes supplied from the money access opening, and supplying the outgoing bank notes to the money access opening, a conveying attitude aligning unit, a bank note identifying unit therebelow, an unidentified bank note temporary storage unit, a face aligning unit, a conveying passage, to the rear of the conveying attitude aligning unit and the face aligning unit, and, along this conveying passage, an incoming bank note temporary pooling unit, a plurality of bank note storage units each of which takes in and stores the incoming bank notes of a corresponding denomination from the conveying passage, and a bank note recovery unit for taking in the bank notes to be recovered from the conveying passage, in that order from above to below.