Aoki Hagane no Arpeggio: Ars Nova

Aoki Hagane no Arpeggio: Ars Nova poster.

Animated Series (2013)
Japanese title: 蒼き鋼のアルペジオ
English title: Arpeggio of Blue Steel -Ars Nova-

Starring:
Kazuyuki Okitsu (Gunzō Chihaya)
Mai Fuchigami (Iona / I-401)
Manami Numakura (Takao)
Yukana Nogami (Kongō)

After global warming causes sea levels to rise, a mysterious group of warships appear all over the world and defeat humanity. 17 years after the devastating naval war, a group of people combat the warships with a mysterious submarine.

Note: This is an animated film. The aircraft shown in it are therefore not actual aircraft, however, where a reasonable depiction of an actual aircraft has been created, it has been identified as best as possible.