A new tourist information center named “Tokyo City i” opened in JP Tower on March 21 2013. JP Tower is a new 38 story building in front of Marunouchi south entrance of Tokyo Station.
Tokyo City i is on the first floor and the first basement floor.
Generally, Japanese, English, Chinese, and Korean language are available there. Not only Japanese, but also English, Chinese, and Korean speaker can give you some advice about tourism. They also can book hotels and tickets for you.
You can get many free brochures about towns, facilities, and activities in Tokyo. Some free information machines are there.
You can exchange foreign money on the first floor.
A café is on the first basement floor. You can eat light meals and drink there. *Meals and drinks are fee-based.