Arpeggio of Blue Steel

Arpeggio of Blue Steel is an anime series in the Arpeggio of the Blue Steel franchise
The content below is entirely editable.

Japanese navy vs. alien warships with cute girl-themed AIs. Who will win?


The anime is based off Ark Performance's manga series of the same name. It is directed by Seiji Kishi and produced by Sanzigen Animation Studio.


For audiences outside of Japan, Crunchyroll is legally streaming the anime series for the following countries: North America, UK, Ireland, Australia, New Zealand, Netherlands, Scandinavia, South Africa, Central America, South America, Caribbean, Turkey, Italy, Austria, Germany, Lichtenstein, Luxembourg, Switzerland, Belgium, Poland, Denmark, Czech Republic, Hungary, and Romania. Its simulcasts airs every Monday starting on October 7, at 12:25 PM Pacific Time.


Several years ago, the mysterious "Fleet of Fog" appeared around Japan, cutting off the island from the rest of the world and destroying any military force that tried to touch it. The remnants of the Japanese Naval Self-Defense Forces and the American armed forces that were stuck in Japan are forced to team up to fight this threat. However, their best weapon comes in the form of a submarine containing technology salvaged from the Fleet of Fog. The crew of the submarine must not only fight against this alien Fleet, but also the power structure of the combined military forces that wants the submarine's technology for their own purposes.


Blue Steel Fleet Crew

Gunzō Chihaya (千早 群像 Chihaya Gunzō)
Voiced by: Kazuyuki Okitsu
He's the captain of the crew.
Sō Oribe (織部僧 Oribe Sō)
Voiced by: Shinobu Matsumoto
He's Gunzo's first mate.
Shizuka Hazumi (八月一日 静 Hazumi Shizuka)
Voiced by: Nao Tōyama
She is Blue Steel Fleet's sonar operator.

Mental Models

Iona (イオナ Iona)/ I-401
Voiced by: Mai Fuchigami
Iona is Blue Fleet's submarine and mental model.
Takao (タカオ Takao)
Voiced by: Manami Numakura
Takao is a former FOG heavy cruiser after being defeated, and at the same time, she falls in love with Gunzo.

Theme Music

OP01"Savior of Song"Nano and MY FIRST STORY2-???
ED01"Savior of Song"Nano and MY FIRST STORY1
ED02"Blue Field" (ブルー・フィールド)Trident (Mai Fuchigami, Manami Numakura, and Hibiki Yamamura)2-4, 6-8
ED03"Innocent Blue"Trident5, 9
ED04"Our Story"Nano12
Series Credits
We don't have anyone added to this series. Go to episodes to add someone.

Original US Poster Art

General Information Edit
Name Arpeggio of Blue Steel
Name: 蒼き鋼のアルペジオ
Romaji: Aoki Hagane no Arpeggio
Publisher ?
Start Year 2013
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Aliases Aoki Hagane no Arpeggio
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