LAMP LIGHTING CONTROL SYSTEM

Provided is a lamp lighting control system including a turn lamp, a position lamp configured to provide a light-emitting face included in a light-emitting face provided by the turn lamp, an accessory lamp configured to provide a light-emitting face at least partially identical to the light-emitting face provided by the turn lamp, and a lighting control unit that is configured to control lighting states of the turn lamp, the position lamp, and the accessory lamp. The lighting control unit is configured to turn off the accessory lamp in a case where the position lamp is turned on and the turn lamp is turned on, and turn on the accessory lamp in a case where the position lam is turned on and the turn lamp is turned off.