An inspection device configured to inspect a printed image printed on a surface of a transparent base material , the device comprising: a first light-emitting unit configured to emit light from a print-surface side of the transparent base material toward the transparent base material ; an imaging unit configured to image the transparent base material from an opposite side of the print-surface side of the transparent base material ; an inspection processing unit configured to inspect quality of the printed image based on a captured image obtained by the imaging unit ; and a second light-emitting unit configured to emit light from the opposite side of the print-surface side of the transparent base material toward the transparent base material, wherein light emitted from the first light-emitting unit is transmitted through the transparent base material and incident on the imaging unit , light emitted from the second light-emitting unit is reflected by the transparent base material and incident on the imaging unit , the imaging unit is configured to image the transparent base material from the opposite side of the print-surface side of the transparent base material while the first light-emitting unit and the second light-emitting unit emit light, the printed image includes a process-color image that is formed by inks of a plurality of process colors, and a non process-color image that is formed by an ink of a non -process color different from the plurality of process colors and that covers the print-surface side of the process-color image, the plurality of process colors includes cyan, magenta, yellow, and black, and the non-process color is white. a first light-emitting unit configured to emit light from a print-surface side of the transparent base material toward the transparent base material ; an imaging unit configured to image the transparent base material from an opposite side of the print-surface side of the transparent base material ; an inspection processing unit configured to inspect quality of the printed image based on a captured image obtained by the imaging unit ; and a second light-emitting unit configured to emit light from the opposite side of the print-surface side of the transparent base material toward the transparent base material, wherein light emitted from the first light-emitting unit is transmitted through the transparent base material and incident on the imaging unit , light emitted from the second light-emitting unit is reflected by the transparent base material and incident on the imaging unit , the imaging unit is configured to image the transparent base material from the opposite side of the print-surface side of the transparent base material while the first light-emitting unit and the second light-emitting unit emit light, the printed image includes a process-color image that is formed by inks of a plurality of process colors, and a non process-color image that is formed by an ink of a non -process color different from the plurality of process colors and that covers the print-surface side of the process-color image, a process-color image that is formed by inks of a plurality of process colors, and a non process-color image that is formed by an ink of a non -process color different from the plurality of process colors and that covers the print-surface side of the process-color image, the plurality of process colors includes cyan, magenta, yellow, and black, and the non-process color is white. <EOS>