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. (Source: Anime News Network)

Genres

Cast

Kazuyuki Okitsu

Gunzou Chihaya (voice)

Mai Fuchigami

Iona (voice)

Minami Tsuda

Iori Watanuki (voice)

Shinobu Matsumoto

Sou Oribe (voice)

Eiji Miyashita

Kyohei Kashihara (voice)

Nao Toyama

Shizuka Hazumi (voice)

Saki Fujita

Hyouga (voice)

Manami Numakura

Takao (voice)

Atsushi Ono

Ryokan Kita (voice)

Hibiku Yamamura

Haruna (voice)

MAKO

Maya (voice)

Nozomi Yamamoto

I-402 (voice)