Extremely punctual metro, has regular trains arriving less than five minutes apart.
Information website:
tokyometro.eu
Price: multi billion dollar project
Tokyo Metro is one of two rapid transit systems making up the Tokyo subway system, the other being Toei. It is the most used subway system in the world in terms of annual passenger rides.
The Tokyo Metro is extremely punctual and has regular trains arriving less than five minutes apart most of the day and night. It does not however run 24 hours a day. Lines tend to stop service between midnight and 1:00am and commence again approximately 5:00am.
Tokyo Metro indicated in its public share offering that it would cease construction once the Fukutoshin Line is completed. Some therefore expect that the line will be the final expansion to the Tokyo Metro network, although several lines such as the Hanzōmon Line have yet to be completed as planned.