X-ray photography system

Provided is an x-ray photography system with which it is possible to easily record and reproduce a desired location of a retaining device or platform. An x-ray photography system according to an embodiment comprises: a retaining device, which retains an x-ray photography unit which carries out x-ray photography upon a subject; a platform whereon the subject is mounted; and a drive unit which moves the retaining device and the platform. In addition, for at least either x-ray photography being carried out by the x-ray photography unit, or when the drive unit is not driven for a prescribed time or longer, a location detection unit detects the location of the retaining device and the platform. In addition, a recording unit records the location of the retaining device and the platform in time series as detected by the location detection unit. In addition, a console unit selects the location of the retaining device and the platform as recorded in time series, either in order by time series or in reverse order to ti