Tokyo

Tokyo is the center of business and culture in Japan. It is also the center where Japanese people interact with people from all over the world.
And you can enjoy a variety of Japanese culture, Tokyo is a huge city, but rich nature is one of its attractions. Specially in spring, cherry blossoms color the city.
Tokyo has easy access to all. So you can easily take a day trip to the countryside. (By the Shinkansen, airplanes and long-distance buses)