This streamline-shaped light and low-center-of-gravity train-cars were fully air-conditioned, equipped with air spring bases, and enabled both speed and passengers' comfort to be met at the same time, completely surpassing passenger trains in the concentrated traction system.
流線型の軽量・低重心な車体は冷暖房完備で、空気バネ台車も装備し、スピードと快適な乗り心地を両立させて、動力集中方式の客車列車を完全に凌駕した。