TIRE STATE MANAGEMENT SYSTEM AND TIRE STATE MANAGEMENT PROGRAM

A tire state management system () is provided with an image data acquisition unit () for acquiring 1st image data acquired by imaging the outer surface at a first timing and second image data acquired by imaging the outer surface at a second timing later than the first timing, a damage portion acquisition unit () for acquiring a damage included in the 1st image data and a damage included in the 2nd image data, a vehicle operation information acquisition unit () for acquiring operation information of a vehicle on which a tire is mounted, and a maintenance prediction unit () for estimating a progress speed based on the damage included in the 1st image data and the progress speed included in the 2nd image data and predicting a maintenance timing for the tire based on the progress speed and the operation information.