1. A system for supporting discovery of a defect included in an inspection subject, comprising: an acquisition unit for acquiring a photographic image obtained by photographing the inspection subject; a determination unit coupled to the acquisition unit via a first communication line and intended to determine whether the photographic image obtained by the acquisition unit includes a defect image that is an image of an area including a defective portion of the inspection subject; and a storage unit coupled to the acquisition unit via a second communication line and intended to, if the determination unit determines that the photographic image includes the defect image, store the defect image, wherein the acquisition unit transmits the photographic image to the determination unit via the first communication line as well as stores the photographic image in a memory thereof, and if the acquisition unit receives image identification information for identifying the defect image from the determination unit via the first communication line, the acquisition unit transmits the defect image that is included in the photographic image stored in the memory and is identified by the image identification information, to the storage unit via the second communication line.