The cheapest way to the airport. The Narita Express to Tokyo Station is 4 minutes quicker for JP¥1,640 more, which is not worth it at this party size.
TYO-NRT bus to Tokyo Station
TYO-NRT · Airport Bus TYO-NRT (Keisei Bus group, JR Bus Kanto, Heiwa Kotsu, Asuka Kotsu)Pickup, hours & luggage
Boards at. Tokyo Station, Yaesu South exit bus terminal, platform 7 or 8
JPY 1,500, children JPY 750, at the LCB counter by cash, IC card or credit card. Buses from 23:00 cost JPY 3,000. A child under school age rides free on a lap.
Luggage. One suitcase per person in the hold, up to 158 cm in length, width and height combined; no bicycles, golf bags or boxes.
Hours. From Tokyo Station every 10 to 20 minutes, 05:00 to 19:30: Terminal 3 in 62 minutes, Terminal 2 in 65, Terminal 1 in 70.