An electronic mirror system comprising: an imaging portion that captures an image around a vehicle, and outputs the image to an image display control apparatus; and a display portion that displays an image received from the image display control apparatus. The image display control apparatus comprising: a shift amount calculation portion that calculates a shift amount of an object image that shows an object within an image; a following speed determination portion that determines a following speed of an additional image for the object image; an elapsed time calculation portion that calculates the elapsed time; a shift amount determination portion that determines a shift amount of the additional image; an additional image synthesis portion that synthesizes the additional image to the object image; and a display controller that allows the display portion to display a synthetic image.