In what year was the album “楽園PROJECT - EP” released by Ray?

In what year was the album “楽園PROJECT - EP” released by Ray?: The album “楽園PROJECT - EP” was released in 2012 by Ray, featuring 4 tracks.
What is the most successful song from the album “楽園PROJECT - EP” by Ray?: “楽園PROJECT” is the biggest hit from the album “楽園PROJECT - EP” by Ray.

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