It takes approximately two hours by car between Narita Airport and the hotel venues, though it heavily depends on traffic. Airport Limousine Bus from the airport to Hotel Okura Tokyo and ANA Intercontinental Tokyo is both convenient and reasonably priced. (The Airport Limousine Bus serves these hotel directly.) Toranomon Pastoral Hotel is approximately 10 minutes' walking distance from Hotel Okura Tokyo. However, if you have heavy luggage, you may prefer to take a taxi between the two hotels.
For more Information on Airport Limousine Bus, please go to
http://www.limousinebus.co.jp/en/index.html
Trains are the fastest way to reach Tokyo metropolitan area from Narita Airport. Narita Express takes less than one hour from the airport to Tokyo Station, which is the closest large station to the hotel venues. For details, please go to: http://www.jreast.co.jp/e/nex/index.html