To transmit a front scene to a subsequent vehicle and to execute more safe judgment to the driver of the subsequent vehicle by installing a display unit displaying the picture in front of the vehicle, which a camera photographs, in the subsequent vehicle of the vehicle,
A camera 31 installed in the upper front of the driver seat of a large bus 1a photographs a front. The picture in the front of a vehicle, which the camera 31 photographs, is displayed on a display device 32 installed on the outer side of the rear part of the large bus 1a. The driver of the subsequent small vehicle 2a views a road situation displayed on the display device 32 and he can precisely grasp timing for overtaking the large bus 1a. The rear window of the large bus 1a is in a high position for the driver of the subsequent small vehicle 2a and he cannot overlook the front from the rear window through front glass. The driver of the small vehicle 2a can speedily and precisely judge overtaking by viewing the display device 32.
HAGA HIROSHI
MIURA TORU
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