The Shinjuku Center Building is a skyscraper in the Nishi-Shinjuku business district in Shinjuku, Tokyo, Japan. It has a height of 223 metres and 54 floors. The building opened on October 31, 1979 and was fully renovated in 1998. It serves as the headquarters of the Taisei Corporation. The Shinjuku Center Building serves as a workplace for 10,000 people, and is visited by over 25,000 people daily.