As the forth-largest city in Japan, the city of Nagoya is the prefectural capital of Aichi Prefecture, which is located in the southwest of the Chubu region, literally meaning the central Japan. The city has a station for the Shinkansen or the so-called Bullet Train, which runs east and west along the Pacific Ocean and is conveniently used for people to visit Japan’s well-known sightseeing places such as Tokyo, Kyoto, and Hiroshima. Since the ancient times, the city has been playing an important role as a key region for transportation in an environment marked by the rich Nobi Plains. Following construction of the Nagoya Castle at the beginning of the 17th century, the castle town was built and industries were developed. Today also, the Port of Nagoya as a comprehensive port with over 100 years of history since it's opening and with the largest shipment value in Japan is connected with about 150 countries and regions in the world. With this serving as one of the strategic bases, the city is prosperous with, for example, automobile industry represented by Toyota Motor Corporation. The city of Nagoya with a population of about 2 million still continues to develop, while showing various different features such as being a core region for Japan’s industrial technology, being a node in the national arterial traffic system, being a cultural city with a long history.