The Japanese automaker Nissan has announced that the new Fairlady Z Roadster is already on sale in the sports car’s home market. Intended to be a convertible from day one, Nissan’s engineers designed the 370Z in a way that the loss of structural rigidity and added weight of a retractable canvas roof would have no effect whatsoever on the drop top Z car’s performance. Their goal was to blend the pure exhilaration and sporting appeal of the Z34 and seamlessly combine it with the excitement of open air driving by offering the same high performance power plant and curvaceous bodylines that make the...