DEVELOPER REPLENISHMENT DEVICE AND IMAGE FORMING APPARATUS

A developer cartridge includes accommodating container, a pump that is variable in volume, a feeding path member of which one end is connected to the pump and the other end is provided with a discharge outlet, the feeding path member being configured to form a path for feeding developer between the pump and the discharge outlet, and a transporting member configured to communicate the developer and the accommodating container and to transport the developer from the accommodating container to the feeding path member. The transporting member includes a moving mechanism configured to move a holding member between a first position where the holding member is capable of being filled with the developer from the accommodating container by accommodating the container and the holding member and a second position where the holding member and the feeding path member communicate with each other.