PROBLEM TO BE SOLVED: To process a strip-like base material properly and efficiently.SOLUTION: A housing container 80 for housing an electrode roll 60 formed by winding a strip-like metal foil around the shaft center 61 comprises: a container body 90 for housing the electrode roll 60; a lid which can open and close an aperture 91 formed in the side face of the container body 90, and can seal the inside of the container body 90; a bearing member 93 provided in the container body 90 and supporting both ends of the shaft center 61; and a fixing mechanism 94 for fixing the shaft center 61 supported by the bearing member 93.