A popular concept of contemporary urban development in Japan, "cities within a city" are complexes of one or several buildings, consisting of shopping, entertainment and recreational facilities, offices, restaurants, hotels and residential space.
It seems that in recent years, a new city within the city has been opened to the public every few months in another newly redeveloped district of Tokyo and other Japanese cities.
Akasaka Sacas centers around the headquarters of TBS, a national television network. It features various dining and shopping opportunities as well as residential and office space.
Tokyo Midtown offers residential, recreational and office space, the Suntory Museum of Art, various shops, restaurants, cafes and the Ritz-Carlton Tokyo hotel.
A perfect example of a city within the city, Roppongi Hills features everything from residences to an art museum. Its centerpiece is the 238 meter tall Mori Tower.
A set of spectacular skyscrapers on the former site of Tokyo's railway freight terminal, including the headquarters of Nippon Television and many more attractions.
A futuristic business, shopping, entertainment and residential district on a man made island in Tokyo Bay. Odaiba is home to Fuji Television, various theme parks, museums, shopping malls and more.