|Above, one of the moats surrounding the Imperial Palace. Photo by Armand Vaquer.|
Marunouchi is the central area of Tokyo that is set in-between Tokyo Station and the Imperial Palace and is one of Japan's most prestigious business districts.
Japan Info has an article on "The 4 Best Things to Do in Marunouchi to Make You Fall in Love with Tokyo".
They begin it with:
Marunouchi is a modern-looking district found at the very heart of Tokyo, just a stone’s throw from Tokyo Station and the Imperial Palace. The name Marunouchi translates as “inside the circle” and originates from its location inside the palace walls of the Edo Castle hundreds of years ago. Originally inhabited by some of the country’s wealthiest lords, the district remains a pristine, wealthy-looking area that is home to some of Japan’s largest banks and impressive modern skyscrapers. Marunouchi is easily accessible from all parts of the city. Tokyo Station is its nearest access point which is a departure point for various bullet trains, local trains, metros and buses. To make the most of your trip to Tokyo, discover the 4 best things to do in the Marunouchi area!
To read more, go here.