DISPLAY CONTROL DEVICE, DISPLAY CONTROL METHOD, AND NON-TRANSITORY TANGIBLE COMPUTER-READABLE MEDIUM THEREFOR

When the display is controlled by the head-up display used in the vehicle, prior to the display of the superimposed contents to be superimposed and displayed on the specific superimposed object existing in the foreground of the vehicle, the non-superimposed content which has substantially the same meaning as the superposed content to be superimposed and displayed on the foreground in a non-superimposed state on the superimposed object is superimposed and displayed on the foreground.