In what year was the album “EOEO” released by UNIQ?

In what year was the album “EOEO” released by UNIQ?: The album “EOEO” was released in 2015 by UNIQ, featuring 5 tracks.
What is the most successful song from the album “EOEO” by UNIQ?: “Eoeo” is the biggest hit from the album “EOEO” by UNIQ.

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