Thank you for visiting the page! Ships with careful packing from Japan. Products [Contents] Cosmo Sports was introduced in 1967 as the first mass-produced rotary engine car of Mazda. A rotary engine, which generates power by rotating a diaper-shaped rotor, is used as a twin rotor, which is completely different from a conventional piston-type gasoline engine (reciprocating) car. This has greatly improved durability and reduced vibration. In addition, the exterior design was novel, and it had an impact comparable to a car or a spaceship from the future in those days.