Provided is a cup inspection device (11) comprising: an illumination unit (22) for illuminating a cup (12); a camera (23) capable of imaging the cup (12) from a first direction; and mirrors (24) for reflecting the cup (12) from a second direction intersecting the first direction. The mirrors (24) are arranged at locations within an imaging area that can be imaged by the camera (23), and at which illumination of the cup (12) by the illumination unit (22) is unimpeded. The camera (23) simultaneously images the cup (12) and the reflected images of the cup (12) in the mirrors (24) as a single image.
