There is provided a projection indication device that generates a projection image to be projected on parcel based on a reading result of parcel identification information included in a label attached to the parcel, the device including: a processor; and a memory, in which by cooperating with the memory, the processor detects occurrence of an error, generates a projection image indicating the occurrence of the error in a case where the occurrence of the error is detected, and indicates to project the projection image on the parcel which is a target of the error.