Originally Posted by rothsteg
In fact, the New Otani has direct bus service once or twice an hour from Narita.
Most hotels have such bus service. If you don't have much luggage, take the trains (
http://www.jorudan.co.jp/english/norikae/). They're about 1200 Y to central Tokyo (bus is 3000) and much faster. Just be warned that most train stations don't have elevators or escalators.