Arpeggio of Blue Steel

"Arpeggio of Blue Steel" (蒼き鋼のアルペジオ, Aoki Hagane no Arpeggio), also known as "Aoki Hagane no Arpeggio -Ars Nova-", is a Japanese manga series created by Ark Performance. The manga began serialization in the magazine "Young King OURs" in 2009. The story is set in a near future where global warming has caused sea levels to rise, submerging much of the land. The mysterious "Fleet of Fog" appears, controlling the seas with advanced technology and firepower, severely hindering human travel and communication. The protagonist, Gunzo Chihaya, and his team, the "Blue Steel," pilot the submarine I-401, which has defected from the "Fleet of Fog," and engage in battle with them. The anime adaptation, "Arpeggio of Blue Steel -Ars Nova-", aired in 2013 and was praised for its unique 3DCG animation and engaging storyline. The series explores themes of technology, war, and humanity, featuring exciting naval battles that have attracted fans of anime and military genres. The franchise also includes manga, anime films, and games, building a vast and intricate universe.