By train
Train is the obvious option for arrival, as Shinjuku Station is on the JR Yamanote, Chuo, Sobu, Saikyo, and Shonan-Shinjuku lines. Subway service is provided by the Tokyo Metro Marunouchi and Fukutoshin lines and the Toei Shinjuku and Åedo lines. There are also terminal stations for the Keio, Odakyu and Seibu Shinjuku private railway lines.
Guinness World Records recognises Shinjuku Station as the busiest railway station in the world: More than 3.8 million passengers pass through each day. If you doubt this, try to board the Marunouchi line towards Tokyo Station at 8:00 on a Monday morning. The station is a sight in itself, effectively forming a giant multi-level warren of department stores, restaurants, commercial buildings, railway facilities and underground shopping malls which radiate out for kilometers under the surrounding area.
By bus
Keio, JR, and Odakyu operate highway buses from Shinjuku. There are also a large variety of night buses that arrive from all over Honshu. JR buses are centered around the New South Exit æ°åå£ shin-minami-guchi. Odakyu buses arrive and depart in front of Odakyu Halc, and Keio buses arrive and depart in front of Yodobashi Camera's main branch. Various other highway and tour buses stop near the Subaru building.
Airport limousine buses from Narita ¥3,100, roughly 100 min. and Haneda ¥1,200, 50 min stop at the station and at all major hotels in Shinjuku, but are prone to traffic delays.
By plane
The fastest way to reach Shinjuku from Narita Airport is to take the Keisei Skyliner train and change at Nippori to the JR Yamanote Line. This takes approximately 65 minutes with transfer and costs ¥2590. JR's Narita Express offers a one-seat ride to Shinjuku, but it takes longer 85 minutes and costs more ¥3110, although the cost for foreigners can be brought down with the purchase of a Suica & N'EX ticket.
Budget travelers can use the regular Keisei Line commuter train to Nippori and change to the Yamanote Line Approx. 105 minutes, ¥1190. In the evenings, faster Access Tokkyu trains from Narita Airport to Nippori shave 20 minutes off the overall travel time against an extra charge of ¥200. The JR Yokosuka-Sobu Line also has stations at both Narita terminals.
Limousine buses run frequently from Narita Airport to Shinjuku Station's west exit and to area hotels Approx. 2 hours, ¥3000.
Passengers coming from Haneda Airport can take trains on the Keikyu and Yamanote lines, changing at Shinagawa 45 minutes, ¥590. Limousine buses also run on this route 50 minutes, ¥1200.