To provide a running justice display device whereby running justice can be displayed to a driver of an automobile, even if it is started by mistake during the running wrong, when the automobile comes into contact, damage is lessened.

In this running justice display device 8, an entry path 3 of a vehicle, oiling area 4 and a leaving path 5 are formed, in a position facing the oiling area of an island 2, a metering machine 7 is provided, in a position facing the leaving path of the island in an oiling station provided with a liquidation device in an office, the device is provided. Here, the device is provided with a main unit case 8b, display unit 8c moved between a running right position recessed in a main unit case side and a running wrong position protruded to a side of the leaving path 5, and a moving means moving a displayer to the running wrong position by receiving a protrusion signal and the displayer to the running right position by receiving a retraction signal. The moving means, receiving a protrusion signal from a push button switch 8f provided in the main unit case, moves the displayer to the running wrong position and to the running right position by receiving the retraction signal from the liquidation device.