A vehicle lighting system (4) comprising: a road surface drawing lamp (42) configured so as to emit light toward an object such as the ground surface or a wall in the surroundings of a vehicle (1), thereby drawing prescribed information as a road surface drawing; a brightness sensor (45) that can measure the brightness of the surroundings of the vehicle (1); and a lamp control unit (43) that controls the road surface drawing lamp (42), wherein when the brightness measured by the brightness sensor (45) exceeds a prescribed brightness, the lamp control unit (43) displays the prescribed information on a vehicle-exterior display unit (46) that can display the prescribed information.