A capture, a storage that stores data of a video image captured by the capture, an attribute information assigning switch that inputs an operation of assigning attribute information related to the data of a video image, and an attribute selecting switch that inputs an operation of selecting the attribute information are included. When there is an input from the attribute information assigning switch, the attribute information associated with a setting state of the attribute selecting switch is stored in the storage by being assigned to data of a video image.