A toner container contains toner and includes: a container having a toner
discharge hole; a toner conveyance screw for conveying the toner within
the container toward the toner discharge hole; and a shutter cylinder
including a peripheral wall formed with a toner discharge opening at a
position corresponding to the toner discharge opening. The toner
conveyance screw is rotatably supported at one end thereof by a bearing
within the shutter cylinder. The shutter cylinder is mounted to a side
wall of the container in a rotation free manner.