A powder container includes a container body to contain a powder for use in image formation and a nozzle receiver disposed on one longitudinal end side of the container body. The nozzle receiver includes a shutter having a nozzle insertion opening, into which a conveying nozzle to convey the powder from an inside to an outside of the container body is inserted, and a shutter holder including an inclined face and an opening to communicate with a nozzle opening of the conveying nozzle. The inclined face guides the shutter to rotate around an axis of the conveying nozzle, and the shutter moves between an open position to open the opening of the shutter holder and a closed position to close the opening of the shutter holder in accordance with insertion and removal of the conveying nozzle into the nozzle insertion opening.