Information display system for vehicle and information display control apparatus for vehicle

An information display system for a vehicle, including an information display control apparatus and a tablet-type terminal device. The vehicle is provided with a vehicle meter for indicating the vehicle meter information in front of a driver's seat of the vehicle, and a terminal device holder which is capable of mounting the tablet-type terminal device so that the tablet-type terminal device covers the vehicle meter. The information display control apparatus performs display control for displaying the vehicle meter information and the functional information on a display screen of the tablet-type terminal device, when the tablet-type terminal device is mounted on the terminal device holder. The information display control apparatus performs a display control so that the functional information displayed in a second display region is switched while the display of the vehicle meter information in a first display region is maintained.