The image forming apparatus is provided with: plural rotating members that
are arranged rotatably; plural rotation side coupling members that are
provided corresponding to the respective rotating members and transmit
drive force to the respective rotating members; plural drive side
coupling members that are connected to the respective rotation side
coupling members and rotate and drive the respective rotating members via
the rotation side coupling members; and an interconnecting unit that
connects a predetermined number of the drive side coupling members among
the plural drive side coupling members to the corresponding rotation side
coupling members.