- For other uses, see Tokyo.
Tokyo was the capital city of Japan on Earth. The Federation starship USS Tokyo was named for this city.
During the Eugenics Wars, the city was nearly completely destroyed. Afterwards, Tokyo was rebuilt (using north-south and east-west streets, numerical street names and parallel addresses for most buildings). (Last Unicorn RPG module: A Cadet's Guide to Sector 001 Earth)
Hiromi Takeshewada grew up in Tokyo. (TOS - The Brave and the Bold, Book One novella: The First Artifact)
Starfleet Research and Development have a facility in Tokyo. (DS9 reference: Star Trek: Deep Space Nine Technical Manual)
Benjamin Sisko once knew a person who lived in Tokyo for a decade. His friend would often say that those who lived in "earthquake country" never relied on the ground. (DS9 novel: The Big Game)
In the 2370s, Tokyo hosted a Starfleet office. Also, the maglev trains were still in use in Tokyo by this time, so that many citizens use it as opposed to Transporters. (TNG short story: "Eleven Hours Out"; Last Unicorn RPG module: A Cadet's Guide to Sector 001 Earth)
The Federation News Service had offices in Tokyo, where Palais de la Concorde correspondent Regia Maldonado was based. (ST novel: Articles of the Federation)
Pocket Books had offices in Tokyo up until 1999.