The Gaon Chart is the national chart of South Korea and is intended to be the equivalent of Oricon in Japan and Billboard in the United States.
The Gaon Album Chart are a set national charts that ranks the best-selling albums, including mini-albums and singles, in South Korea, provided by the Korea Music Content Industry Association. The charts are made up of charts tracking domestic album sales, international album sales and a combined overall album sales in weekly, monthly and year-end format.
“Just Us” Album Official Date of Release: July 29th
In 3 days “Just Us” Album tops GAON Monthly Album Chart (July 2014)