The Cerulean Tower (セルリアンタワー Serurian Tawā?) is a skyscraper in Shibuya, Tokyo, Japan, and the tallest near the Shibuya Station. It was completed in 2001, and was built using empty lots formerly occupied by the headquarters of Tokyu Corporation. It is 184 metres tall and has 41 floors as well as 6 underground floors. The building covers a total ground area of 106,000 m². The two main materials used in the building's construction were glass and steel. The Tower has both office space and a hotel, the Cerulean Tower Tokyu Hotel.