In what year was the album “Arche” released by Dir en Grey?

In what year was the album “Arche” released by Dir en Grey?: The album “Arche” was released in 2015 by Dir en Grey, featuring 23 tracks.
What is the most successful song from the album “Arche” by Dir en Grey?: “Kasumi” is the biggest hit from the album “Arche” by Dir en Grey.

Other artists of J-Pop/J-Rock