BLACKPINK's debut Korean extended play, Square Up, released on June 15, 2018, marks a significant milestone in their discography. The EP features the lead single "Ddu-Du Ddu-Du," which became a commercial success, peaking at number one on the Gaon Digital Chart and achieving international recognition. The album blends genres such as K-pop, hip hop, dance, and R&B, showcasing the group's versatility and musical prowess. Square Up is available in two versions: Black and Pink, each offering unique inclusions for fans.

Tracklist:

1. Ddu-Du Ddu-Du (뚜두뚜두)
2. Forever Young
3. Really
4. See U Later

Inclusions:

• CD
• Photobook
• Lenticular Lyrics Book
• Postcard
• Random Photocard(1ea)
• Randon Selfie Photocard(1ea)