An instruction generating apparatus includes a receiving section and a generating section. The receiving section receives job information including a plurality of jobs determined in a given order. Each job includes a process of a document by a processing device. The generating section generates instruction information based on the job information received by the receiving section. The instruction information includes, in the given order, a plurality of sets of (i) document corresponding to each job and (ii) detailed process of the document so as to instruct the processing device to perform each document process.