CORTIS officially debuted on August 18, 2025, with the digital single “What You Want.”

Quick Scoop: CORTIS Debut

  • Official debut date: August 18, 2025.
  • Debut song: “What You Want,” released as a digital single and lead track of their first EP Color Outside the Lines.
  • Agency: Big Hit Music (under HYBE), their first new boy group in about six years since TXT.
  • Members: James, Juhoon, Martin, Seonghyeon, and Keonho.

They also had a pre-debut track “Go!” with a music video released on August 11, 2025, used as a preliminary introduction before the official debut.

If you’re seeing fans talk about “Go!” vs “What You Want,” “Go!” is pre- debut content, while August 18, 2025 marks the true debut date.

Information gathered from public forums or data available on the internet and portrayed here.