A vehicle headlight device includes: a first illuminating unit for reflecting, at a first mirror that rotatingly operates, laser light that has exited from a laser light source and making the laser light into scanning light, and a illuminating the scanning light toward a first illumination region that is in front of a vehicle; second illuminating unit for reflecting, at a second mirror that is an aggregate of plural micro mirrors whose angles can be changed, visible light that has exited from a visible light source and making the visible light into information displaying light, and illuminating the information displaying light toward a second illumination region that is in front of the vehicle; and controlling unit for controlling turning-off and turning-on of the laser light source, rotating operation of the first mirror, and changing of the angles of the micro mirrors at the second mirror.