Patent ID: 8033447

Claim:
A storage system, comprising: a deformable container, including: a flexible region; image developer within the deformable container; and an outlet, at a most narrow portion of the deformable container, which discharges the image developer when placed in a container loading part of an image forming apparatus, and a container storage box, including: a plurality of rigid sidewall faces to contain and store the deformable container while preventing random deformation of the deformable container; and large and small end faces at a top and bottom of the box to connect the plurality of rigid sidewall faces, wherein the plurality of rigid sidewall faces regulates a configuration of the deformable container in a configuration accommodated in the container loading part while maintaining at least one of direction and position of the content outlet of the deformable container when the deformable container is placed in the image forming apparatus, wherein at least one of the rigid sidewall faces comprises at least two fold lines which are not parallel with one another, wherein at least one of the end faces comprises a closing mechanism which is openable, closable and capable of being assembled and disassembled, and wherein the outlet of the deformable container is next to the small end face at the bottom of the box.