Each of the toner cartridges includes a case, a shutter, a first operation portion and a second operation portion. The shutter is located at an open position where the shutter opens an opening of a case when the first operation portion is located at a first position. The shutter is located at a block position the shutter blocks the opening when the first operation portion is located at a second position. The shutter is located at the open position when the second operation portion is located at a third position. The shutter is located at the block position when the second operation portion is located at a fourth position. An interference unit is configured such that a first operation portions abut the interference unit to be displaced from the second position to the first position when a holder unit is moved from a pulled out position to an accommodated position and such that the second operation portions abut the interference unit to be displaced from the third position to the fourth position when the holder unit is moved from the accommodated position to the pulled out position.