1. A capture execution/non-execution control device comprising: a display controller configured to carry out control to cause an image generated through execution of a program to be displayed on a display unit; a capture level value acquirer configured to acquire a capture level value indicating a degree of permission or prohibition of capture of an image displayed on the display unit; a reference value acquirer configured to acquire a reference value serving as a criterion as to whether or not capture of an image is permitted; and a capture execution/non-execution controller configured to control whether or not to execute capture of the image displayed on the display unit according to a result of comparison between the capture level value acquired and the reference value acquired.