Other name: Arpeggio Of Blue Steel: Ars Nova, 蒼き鋼のアルペジオ ‐アルス・ノヴァ‐
Genres: Action Anime, Sci-Fi Anime, Seinen Anime
Date aired: Oct 8, 2013 to Dec 24, 2013
In the story, a Fleet of Fog loaded with super weapons suddenly appear all over the world. Without the ability to withstand this fleet, humanity was defeated and could no longer travel the seas. 17 years after the devastating naval war, Chihaya Gunzou and his friends somehow commandeer a Fleet of Fog submarine and rename it I-401. Together with Iona, they take on the Fleet of Fog.