In what year was the album “Indigo” released by RM?

In what year was the album “Indigo” released by RM?: The album “Indigo” was released in 2022 by RM, featuring 10 tracks.
What is the most successful song from the album “Indigo” by RM?: “Closer” is the biggest hit from the album “Indigo” by RM.
What are the main songs from the album “Indigo” by RM?: The main songs from the album “Indigo” by RM are “Closer”, “Change pt.2”, “들꽃놀이 (Wild Flower)”, “Lonely”, and “Yun”.

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