In what year was the album “Diabolos” released by Gackt?

In what year was the album “Diabolos” released by Gackt?: The album “Diabolos” was released in 2005 by Gackt, featuring 11 tracks.
What is the most successful song from the album “Diabolos” by Gackt?: “Ash” is the biggest hit from the album “Diabolos” by Gackt.

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