Patent ID: 7957680

Claim:
A toner cartridge comprising: a container which contains the toner and provided with a discharging opening for discharging the contained toner, the container having a shape with a predetermined curvature at a bottom part; a conveying member which conveys the toner in the container to the discharging opening; an agitating member which rotates centering on a rotational axis in the container, and agitates the toner contained in the container; and a sheet member which is provided on the agitating member and projects in an extended direction from an outer periphery part of the agitating member and has a plurality of cut parts in a direction with intervals in a longitudinal direction, the sheet member having a front edge part which is inclined in an opposite direction with respect to a rotational direction of the agitating member and formed with a part having substantially the same curvature as the bottom part of the container by itself.