The Cerulean Tower (セルリアンタワー, Serurian Tawā) is a skyscraper in Shibuya, Tokyo, Japan. It was completed in March 2001, and opened in April. It 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. It was the tallest building in the Shibuya station area until the opening of Shibuya Scramble Square in 2019.

Cerulean Tower
General information
Status	Completed
Type	Office
Location	Shibuya, Tokyo, Japan
Coordinates	35°39′23″N 139°41′58″E / 35.65647°N 139.69947°E / 35.65647; 139.69947
Completed	2001
Height
Roof	184 m (604 ft)
Technical details
Floor count	47
Design and construction
Developer	Tokyu Construction

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.