A decoration method of a printed matter includes: forming a printed layer on a surface of a sheet or of a mounting paper with a transparent varnish, printing a predetermined pattern on the surface of the printed layer by an ink or by a resin which are capable of being adhered to the printed layer; and pressing a metal foil onto the pattern printed by the ink or the resin with an adhesive agent. The adhesive agent does not adhere to the printed layer but adheres to the pattern. As a result, the metal foil 6 is printed only to the pattern.