The Fleet of the Rising Sun

During the cold war, the Japan Maritime Self-Defense Force jointly developed a nuclear submarine with the United States Navy. On its maiden voyage, the captain of the submarine declares the submarine to be an independent state, "Yamato."

Konpeki no Kantai is a Japanese alternate-history original video animation series produced by JC Staff. Based on a 1992 novel by Yoshio Aramaki, the series focuses on a technologically advanced Imperial Japanese Navy and a radically different Pacific War that was brought about by Admiral Isoroku Yamamoto's revival in the past due to unexplained circumstances. The series also features real-life 1940s figures whose first names were changed, such as Winston Churchill to Kingston Churchill and Adolf Hitler to Heinrich von Hitler.

Moments after an atomic bomb falls over Hiroshima, a secret Japanese submarine sails into battle against its American counterpart, and both are lost to history. Some fifty years later, a special UN task force sent to investigate unusual phenomena in Antarctica is threatened by a mysterious black cylinder.

In the pre-WWII era, Nakano Naval Academy's special school for girls is codenamed "Virgin Fleet". These girls are gifted with a special form of power known as "Virgin Energy". With the fear of another Russo-Japanese war imminent, rookie pilot Shiokaze Umino must hone her powers to save Japan from complete destruction.