The processor recognizes a first act for an imaging and print instruction that combines an imaging instruction and an instruction to print an image, the first act being performed by a person to be imaged who is included in a subject and within an imaging range of a camera unit, causes the camera unit to perform an imaging operation of outputting an image required to be printed in a case where the first act is recognized, recognizes a second act for an instruction to stop printing the image required to be printed, and causes a printer unit to print the image required to be printed in a case where the second act is not recognized during a predetermined print standby period and instructs the printer unit to stop printing the image required to be printed in a case where the second act is recognized during the print standby period.