A vehicle pop-up hood device configured to be fixed to a vehicle having a vehicle body and a hood, the vehicle pop-up hood device comprising: a hinge base that is configured to be fixed to the vehicle body; a first arm that is configured to be disposed at a vehicle width direction inner side of the hinge base when the vehicle pop-up hood device is fixed to the vehicle, and that is coupled to the hinge base, so as to be capable of swinging, via a first pin having an axial direction in the vehicle width direction; a second arm that is configured to be disposed at the vehicle width direction inner side of the first arm when the vehicle pop-up hood device is fixed to the vehicle, that is configured to be fixed to a vehicle width direction outer side end portion of a rear section of the hood, that is coupled to the first arm via a second pin so as to be capable of swinging, and that is configured to move the vehicle width direction outer side end portion of the rear section of the hood toward a vehicle upper side by swinging with respect to the first arm; and an actuator that is coupled to the first arm via a first coupling shaft and that is coupled to the second arm via a second coupling shaft that is configured to be disposed at a vehicle rear side of the first coupling shaft, actuation of the actuator causing the second arm to be swung with respect to the first arm, whereby the hood is lifted from a closed position to a lifted position, wherein: the first coupling shaft, the second coupling shaft, and the second pin are configured to be disposed at a vehicle front side and at the vehicle width direction inner side with respect to the first pin when the vehicle pop-up hood device is fixed to the vehicle, and the actuator is configured to be inclined toward the vehicle width direction inner side on progression toward the vehicle front side in vehicle plan view, and respective axial lines of the first coupling shaft, the second coupling shaft, and the second pin are orthogonal to the actuator in vehicle plan view. a hinge base that is configured to be fixed to the vehicle body; a first arm that is configured to be disposed at a vehicle width direction inner side of the hinge base when the vehicle pop-up hood device is fixed to the vehicle, and that is coupled to the hinge base, so as to be capable of swinging, via a first pin having an axial direction in the vehicle width direction; a second arm that is configured to be disposed at the vehicle width direction inner side of the first arm when the vehicle pop-up hood device is fixed to the vehicle, that is configured to be fixed to a vehicle width direction outer side end portion of a rear section of the hood, that is coupled to the first arm via a second pin so as to be capable of swinging, and that is configured to move the vehicle width direction outer side end portion of the rear section of the hood toward a vehicle upper side by swinging with respect to the first arm; and an actuator that is coupled to the first arm via a first coupling shaft and that is coupled to the second arm via a second coupling shaft that is configured to be disposed at a vehicle rear side of the first coupling shaft, actuation of the actuator causing the second arm to be swung with respect to the first arm, whereby the hood is lifted from a closed position to a lifted position, wherein: the first coupling shaft, the second coupling shaft, and the second pin are configured to be disposed at a vehicle front side and at the vehicle width direction inner side with respect to the first pin when the vehicle pop-up hood device is fixed to the vehicle, and the actuator is configured to be inclined toward the vehicle width direction inner side on progression toward the vehicle front side in vehicle plan view, and respective axial lines of the first coupling shaft, the second coupling shaft, and the second pin are orthogonal to the actuator in vehicle plan view. the first coupling shaft, the second coupling shaft, and the second pin are configured to be disposed at a vehicle front side and at the vehicle width direction inner side with respect to the first pin when the vehicle pop-up hood device is fixed to the vehicle, and the actuator is configured to be inclined toward the vehicle width direction inner side on progression toward the vehicle front side in vehicle plan view, and respective axial lines of the first coupling shaft, the second coupling shaft, and the second pin are orthogonal to the actuator in vehicle plan view.