The Keio Plaza hotel was the first skyscraper built in Nishi-Shinjuku and the first building of this type to be used as an hotel in Japan. The hotel consists in two towers and has 1450 rooms. It is only at 5 minutes walk from the Shinjuku station. Many rooms have beautiful panoramic views of the Shinjuku's skyline. The structure has 11 restaurants, some bars and a fitness center. There is also an outdoors swimming pool for a fee.