In what year was the album “CYAN” released by Kang Daniel?

In what year was the album “CYAN” released by Kang Daniel?: The album “CYAN” was released in 2020 by Kang Daniel, featuring 5 tracks.
What is the most successful song from the album “CYAN” by Kang Daniel?: “Adulthood” is the biggest hit from the album “CYAN” by Kang Daniel.

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