Provided is a display control device to perform, on a display device having display regions in which a plurality of applications each are displayed, display control based on a speech content of a spoken voice. A display controller of the display control device acquires first information allowing identification of at least one application related to the speech content from among the plurality of applications and second information allowing identification of at least one processing target in processing to be performed by the at least one application. The at least one processing target is related to the speech content. The display controller performs control to cause, in a display region identified based on the first information, the at least one processing target identified based on the second information. The at least one processing target is a processing target in processing to be performed by the application to be displayed.