SQUARE UP

Square Up is the first Korean extended play (second overall) by South Korean girl group Blackpink, released on June 15, 2018 by YG Entertainment. It is available in two versions and contains four tracks, with "Ddu-Du Ddu-Du" released as the lead single.
Upon its release, Square Up debuted at the top spot of the Gaon Albums Chart and went on to sell almost 179,000 copies on its first fifteen days of release in South Korea. The EP also debuted at number 40 on the US Billboard 200, becoming Blackpink's highest selling album in a Western market as well as the highest-charting album by a female K-pop group at the time. In March 2019, it was certified Platinum by the Korea Music Content Association (KMCA) for selling 250,000 units.