A laminate (1, 20) comprising: a first laminate member (3, 11); a second laminate member (4, 12); and a hidden print (2, 21, 42) formed by printing invisible ink between the first laminate member (3, 11) and the second laminate member (4, 12), wherein the hidden print (2, 21, 42), disposed between the first laminate member and the second laminate member, is configured to absorb electromagnetic radiation outside a visible range, and is such that when irradiated with electromagnetic radiation outside the visible range that has passed through at least one of the first laminate member (3, 11) and the second laminate member (4, 12), the hidden print (2, 21, 42) absorbs the electromagnetic radiation to thereby show a sign, and, when irradiated with visible light, the hidden print (2, 21, 42) does not show the sign and the second laminate member (4, 12) includes a first surface in contact with the hidden print (2, 21, 42), and a second surface, which is a surface opposite to the first surface, characterized in that the laminate further comprises: a chromogenic laminate member that is in contact with the second surface and exhibits color when irradiated with a laser beam; a security patch that is located on a surface of the chromogenic laminate member on a side opposite to that in contact with the second surface of the second laminate member (4, 12); and a protective laminate member that covers the security patch and transmits light in a visible range, wherein the laminate includes a light-developing region provided in the chromogenic laminate member, by irradiation with a laser beam, and a sign in which the hidden print (2, 21, 42) and the light-developing region are integrated. a first laminate member (3, 11); a second laminate member (4, 12); and a hidden print (2, 21, 42) formed by printing invisible ink between the first laminate member (3, 11) and the second laminate member (4, 12), wherein the hidden print (2, 21, 42), disposed between the first laminate member and the second laminate member, is configured to absorb electromagnetic radiation outside a visible range, and is such that when irradiated with electromagnetic radiation outside the visible range that has passed through at least one of the first laminate member (3, 11) and the second laminate member (4, 12), the hidden print (2, 21, 42) absorbs the electromagnetic radiation to thereby show a sign, and, when irradiated with visible light, the hidden print (2, 21, 42) does not show the sign and the second laminate member (4, 12) includes a first surface in contact with the hidden print (2, 21, 42), and a second surface, which is a surface opposite to the first surface, a chromogenic laminate member that is in contact with the second surface and exhibits color when irradiated with a laser beam; a security patch that is located on a surface of the chromogenic laminate member on a side opposite to that in contact with the second surface of the second laminate member (4, 12); and a protective laminate member that covers the security patch and transmits light in a visible range, wherein the laminate includes a light-developing region provided in the chromogenic laminate member, by irradiation with a laser beam, and a sign in which the hidden print (2, 21, 42) and the light-developing region are integrated. a light-developing region provided in the chromogenic laminate member, by irradiation with a laser beam, and a sign in which the hidden print (2, 21, 42) and the light-developing region are integrated.