Image forming apparatus and reading apparatus using information added to a recording medium to control output of a reading result of a diagnostic image formed thereon

An apparatus comprising:

• an image reader that reads an image for diagnosis, which is an image formed on a recording medium by an image forming apparatus and is used for diagnosis of the image forming apparatus;
• and
• a processor configured to control output of a reading result obtained by the reading of the image for diagnosis by the image reader on a basis of own apparatus information, which is information concerning the apparatus, and information added to the recording medium.

An image forming apparatus that forms an image on a recording medium, comprising:

• image forming means for forming an image on a recording medium and is capable of forming an image for diagnosis, which is an image used for diagnosis of the image forming apparatus;
• and
• adding means for adding, to a recording medium on which the image for diagnosis has been formed by the image forming means, information for control used to control output of a reading result from an apparatus used to read the recording medium, the reading result being obtained by reading the recording medium by the apparatus.