A collected toner container includes a container with a collecting port receiving a collected toner on one end in a longitudinal direction and a conveying member convey the toner collected from the collecting port from the one end toward the other end. The conveying member includes a plurality of forward conveyance sections and a plurality of reverse conveyance sections configured to convey the toner in a direction opposite to the forward conveyance section. The reverse conveyance sections are arranged alternately with the forward conveyance sections in an axial direction and a length of a downstreammost reverse conveyance section, in the direction of conveyance of the forward conveyance sections, is formed to be longest among the plurality of reverse conveyance sections.