Is Aoki Hagane no Arpeggio: Ars Nova coming back?

Aoki Hagane no Arpeggio: Ars Nova ended on December 24, 2013, on AT-X. The series concluded after its 12-episode run, which started in October 2013. There are no upcoming episodes scheduled, and the show is no longer in production or airing.

Aoki Hagane no Arpeggio: Ars Nova was a science-fiction action anime set in the year 2039, when rising sea levels caused widespread land loss. The story depicted mankind's struggle against the mysterious Fleet of Fog, a group of powerful warships cloaked in mist that appeared across the world's seas and attacked human vessels. The series focused on the conflict between humans and these enigmatic ships, exploring themes of war and survival amidst a post-apocalyptic environment.

The show featured a cast led by Kazuyuki Okitsu as Gunzou Chihaya, Mai Fuchigami as Iona, and Manami Numakura as Takao. It received a rating of 6.2 on TVMaze and had a runtime of approximately 30 minutes per episode.