A printing-lamination inline system, comprising: a first web-shaped base material supply unit configured to supply a first web-shaped base material; an inkjet printer of a single-pass system, which is configured to subject the first web-shaped base material to aqueous inkjet printing; an adhesive application unit configured to apply an adhesive to the first web-shaped base material subjected to the aqueous inkjet printing; a second web-shaped base material supply unit configured to supply a second ' web-shaped base material so that the second web-shaped base material is bonded to the first web-shaped base material; a lamination unit configured to subject the first web-shaped base material and the second web-shaped base material to lamination; and an aging box configured to cause aging of a laminate film obtained by the lamination, wherein the inkjet printer is an inkjet printer for an aqueous ink configured to form an image by ejecting an aqueous ink to the first web-shaped base material, wherein the inkjet printer comprises: a conveyance mechanism configured to continuously convey the first web-shaped base material; a respective inkjet head (16a-16e) of single-pass system, which is configured to eject, by a single-pass system, the aqueous ink of respective colors to a surface of the first web-shaped base material conveyed by the conveyance mechanism; and a respective surface pre-heating unit (18a-18b), which is arranged on an upstream side of conveyance from the respective inkjet head, and is configured to heat at least the surface of the first web-shaped base material, wherein the inkjet printer is configured to form the image through use of the inkjet head on the first web-shaped base material heated by the surface pre-heating unit, wherein the first web-shaped base material and/or the second web-shaped base material comprises a transparent synthetic resin film, and wherein the aging box has a temperature regulating function of keeping the temperature in the box at a temperature of from about 35°C to about 60°C. a first web-shaped base material supply unit configured to supply a first web-shaped base material; an inkjet printer of a single-pass system, which is configured to subject the first web-shaped base material to aqueous inkjet printing; an adhesive application unit configured to apply an adhesive to the first web-shaped base material subjected to the aqueous inkjet printing; a second web-shaped base material supply unit configured to supply a second ' web-shaped base material so that the second web-shaped base material is bonded to the first web-shaped base material; a lamination unit configured to subject the first web-shaped base material and the second web-shaped base material to lamination; and an aging box configured to cause aging of a laminate film obtained by the lamination, wherein the inkjet printer is an inkjet printer for an aqueous ink configured to form an image by ejecting an aqueous ink to the first web-shaped base material, wherein the inkjet printer comprises: a conveyance mechanism configured to continuously convey the first web-shaped base material; a respective inkjet head (16a-16e) of single-pass system, which is configured to eject, by a single-pass system, the aqueous ink of respective colors to a surface of the first web-shaped base material conveyed by the conveyance mechanism; and a respective surface pre-heating unit (18a-18b), which is arranged on an upstream side of conveyance from the respective inkjet head, and is configured to heat at least the surface of the first web-shaped base material, a conveyance mechanism configured to continuously convey the first web-shaped base material; a respective inkjet head (16a-16e) of single-pass system, which is configured to eject, by a single-pass system, the aqueous ink of respective colors to a surface of the first web-shaped base material conveyed by the conveyance mechanism; and a respective surface pre-heating unit (18a-18b), which is arranged on an upstream side of conveyance from the respective inkjet head, and is configured to heat at least the surface of the first web-shaped base material, wherein the inkjet printer is configured to form the image through use of the inkjet head on the first web-shaped base material heated by the surface pre-heating unit, wherein the first web-shaped base material and/or the second web-shaped base material comprises a transparent synthetic resin film, and wherein the aging box has a temperature regulating function of keeping the temperature in the box at a temperature of from about 35°C to about 60°C.