PROBLEM TO BE SOLVED: To allow an anonymous delivery which can deliver a baggage to a receiver who does not expect to receive the baggage without making the receiver feel suspicious.SOLUTION: An invoice with no information printed on a receiver is issued, and then a baggage to be delivered is collected from a sender. A label with information printed on the delivery destination of the receiver is issued at a delivery store, is attached to the invoice on the baggage, and is delivered with the baggage. On the invoice on the baggage, no information on the sender is displayed and information on the inquiry destination of the baggage is displayed.SELECTED DRAWING: Figure 6
