Provided is a slice device that can continuously slice raw wood even during transfer of a slice food product from an alignment conveyor to a transportation conveyor. A slice apparatus of the present invention includes an alignment conveyor that receives slice pieces sliced by a cutting blade and aligns the slice pieces to produce a slice food product in which a plurality of slice pieces are overlapped, and a control unit that receives an unpackaged slice food product produced by the alignment conveyor, And a conveying conveyor for conveying the packaging material to the packaging machine installed downstream. The alignment conveyor is composed of two or more small conveyors divided in a direction parallel to the arrangement direction of the food raw wood, a plurality of slice pieces sliced by the cutting blade are received by one of the two or more small conveyors, The cutting blade is driven in...