PROBLEM TO BE SOLVED: To provide an X-ray imaging device capable of moving an arm to the nearest position where an X-ray tube or an X-ray detector does not interfere with a medical examination table or an operation part, corresponding to the position of the operation part.SOLUTION: A control part 50 includes a moving amount regulation part 51 for regulating the moving amount of a C-type arm by a movement mechanism 54 in order to prevent interference of an X-ray tube 11 or an X-ray detector 12 with a medical examination table or an operation part 19, and a moving amount correction part 52 for correcting the moving amount of the C-type arm regulated by the moving amount regulation part 51 based on a fitting position of the operation part 19 detected by a switch 41.SELECTED DRAWING: Figure 4