The present invention provides a headlight provided on a front side of a vehicle and configured to illuminate the front side of the vehicle, including a first board provided with a first light source, a second board provided with a second light source, and a reflecting portion provided between the first board and the second board, wherein the reflecting portion includes a first reflector configured to reflect light from the first light source, and a second reflector configured to reflect light from the second light source, the first board and the second board are arranged to face each other while sandwiching the first reflector and the second reflector, and a space irradiated with the light from the first light source and a space irradiated with the light from the second light source define one continuous space.