The toner bottle exchangeably used in an image forming apparatus. The
toner bottle includes a bottle body having a substantially cylindrical
shape and configured to contain toner, a gear configured to rotate a part
of the toner bottle, a cap attached to the bottle body and including an
opening arranged in a circumferential surface of the cap and configured
to output toner to a development apparatus of the image forming
apparatus, a toner conveyance mechanism arranged in the bottle body and
configured to convey the toner to the opening.