Printed image defect discrimination device and method displaying detected defects in list by type in display mode according to state of defect

A defect discrimination device for a printed image, comprising:

• an inspection image acquisition section configured to acquire an inspection image by imaging a print medium on which an image is printed, the image corresponding to a reference image that becomes a reference of an image in which a defect is to be detected;
• a defect detection section configured to detect a state of the defect, the state including a defect type of the defect included in the printed inspection image;
• and
• an inspection result display section configured to display the detected defect together with the defect type of the defect, in a display mode according to the state of the defect, wherein
• the inspection result display section is configured to
• display using a plurality of types of display methods as the display mode,
• display the detected defects in a list according to the defect type, and
• set, for each defect type displayed in the list, whether or not to make each defect type a target of display by mode of a type corresponding to the state of the defect.