Real Canadian Superstore is a chain of hypermarket

Hypermarket

In commerce, a hypermarket is a superstore combining a supermarket and a department store. The result is an expansive retail facility carrying a wide range of products under one roof, including full groceries lines and general merchandise...

s owned by Canadian food retailing giant Loblaw Companies

Loblaw Companies

Loblaw Companies Limited is the largest food retailer in Canada, with over 1,400 supermarkets operating under a variety of regional banners, including the namesake Loblaws. LCL is headquartered in Brampton, Ontario...

. Its name is often shortened to RCSS or Superstore.

Originating in Western Canada

Western Canada

Western Canada, also referred to as the Western provinces and commonly as the West, is a region of Canada that includes the four provinces west of the province of Ontario.- Provinces :...

 in the late 1970s/early 1980s, the banner expanded into Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

 in the early 2000s as Loblaw attempts to fend off competition from department stores including U.S.

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

-based Wal-Mart

Wal-Mart

Wal-Mart Stores, Inc. , branded as Walmart since 2008 and Wal-Mart before then, is an American public multinational corporation that runs chains of large discount department stores and warehouse stores. The company is the world's 18th largest public corporation, according to the Forbes Global 2000...

.

Loblaw has tested alternative banners at some locations in Ontario, with some labelled as "Loblaw Superstore", and a few others as simply "Superstore"; for a time this was reflected in the chain's marketing which used a separate logo to advertise all of these banners.