1. An image processing device comprising: a first image acquisition section that acquires a first image that includes an object image including information within a wavelength band of white light; a second image acquisition section that acquires a second image that includes an object image including information within a specific wavelength band; a type determination section that determines a type of the object image in the second image based on a feature quantity of each pixel included in the second image; and a highlight section that performs a highlight process on the first image based on the type of the object image determined by the type determination section.