Disclosed is an operation display device including: a display unit to display a group of operation input items among a plurality of operation input items which are arranged in an arrangement order; an operating unit to receive a moving instruction operation for moving a position of the group of operation input items in accordance with the arrangement order, and to receive a setting operation for the operation input item; and a control unit to instruct the display unit to move the position of the group of operation input items so as to shorten a first display time for displaying one or more operation input items having a prohibition relation with the operation input item which has been set as compared with a second display time for displaying each of the other operation input items, in case that the operating unit receives the moving instruction operation.