IMAGE FORMING APPARATUS AND TONER STORAGE CONTAINER ATTACHMENT/DETACHMENT METHOD

There is provided an image forming apparatus capable of detachably attaching a toner storage container including: a bottle that stores toner; a discharge port that opens the bottle; a first shutter member rotatably attached to the bottle between a closed position and an open position; and a second shutter member relatively movable with respect to the bottle in an attachment/detachment direction, and the image forming apparatus includes: a container storage that has a storage port and stores the toner storage container; a toner reservoir provided below the container storage and having a supply port formed below the discharge port of the toner storage container stored in the container storage; a regulator that moves the second shutter member; a cover member that opens or closes the storage port; and a switcher that rotates the first shutter member of the toner storage container stored in the container storage.