The Next Challenge: Backs of Things
This photo is a back of a Formula Nippon racing car. The formula cars are designed to achieve the most efficient shape to avoid resistance of air.
The back of the car has a different face. It has things like an exhaust pipe and a stop light.
Those who manage the Formula Nippon seriese like foreign chasis manufacuturer although Japan has many good chasis manufacturers, so this chasis is designed and imported to Japan.