In what year was the album “TRAD” released by Aco?

In what year was the album “TRAD” released by Aco?: The album “TRAD” was released in 2013 by Aco, featuring 2 tracks.
What is the most successful song from the album “TRAD” by Aco?: “不安なの (Fuan nano)” is the biggest hit from the album “TRAD” by Aco.

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