PROBLEM TO BE SOLVED: To provide a technique that enables photographing even when a supporting part is arranged on a moving part, and even when the supporting part is separated from the moving part.SOLUTION: A radiation generation device comprises: a radiation generation part that generates radiation a supporting part that supports the radiation generation part a power supply part that supplies power to the radiation generation part and a moving part that can move with the power supply part mounted thereon. The moving part can be attached to and detached from the supporting part.COPYRIGHT: (C)2016,JPO&INPIT【課題】支持部を移動部上に配置した場合でも、支持部を移動部と分離した場合でも撮影が可能な技術を提供すること。【解決手段】放射線発生用装置は、放射線を発生させる放射線発生部と、放射線発生部を支持する支持部と、放射線発生部に電力を供給する電源部と、電源部を搭載して移動可能な移動部とを備える。移動部は支持部に対して着脱可能である。【選択図】 図5