PROBLEM TO BE SOLVED: To provide a system capable of retrospectively searching information relating to quality and the like of a hydrous lens product, and capable of quickly disclosing the information when being requested by a store or a user.SOLUTION: The product management system for a hydrous lens is provided with: a first image acquisition unit that acquires and stores a first image of the hydrous lens immediately before being subjected to hydration treatment in a manufacturing line an identification code giving unit that gives an identification code to a container of the hydrous lens, the container being used for both the hydration treatment and distribution storage a transfer unit that transfers the hydrous lens in the container a hydration treatment unit that performs the hydration treatment of filling a hydration treatment solution in a lens accommodation part of the container and discharging the solution therefrom a sterilization treatment unit that perform sterilization treatment by tight-sealing the hydrous lens after being subjected to the hydration treatment in the container with a distribution preservation liquid a second image acquisition unit that images the hydrous lens after being subjected to the sterilization treatment through the container to acquire a second image before delivery and a management data storage unit that stores the first image and the second image by associating with the identification code.COPYRIGHT: (C)2016,JPO&INPIT