iSQUARE (Chinese: 國際廣場; Jyutping: gwok3 zai3 gwong2 coeng4) is a 31-storey shopping centre located at 63 Nathan Road, Tsim Sha Tsui, Kowloon, Hong Kong, on the site of the former Hyatt Regency Hotel.

International Plaza is the site of the former Hyatt Regency Hong Kong, which opened in 1969 and closed on January 1, 2006.

The owner, Hyatt Regency International, and Tandem Properties jointly announced on October 20, 2004, the redevelopment of the former Hyatt Regency Hong Kong into a retail-led building named “International Square”, or “iSQUARE” in English.

The demolition of the former Hyatt Regency Hotel was completed on January 1, 2007, and construction of the building (a 30-storey retail mall), named International Plaza, commenced in September of the same year.

The Peking Road entrance has an LED screen playing different types of animation, and the LB floor also has a projection device wall.