Top 5 Anime Like High School Fleet [2026 List]

High School Fleet

Living by the sea, protecting the sea, and journeying across the sea... They're the Blue Mermaids!
Because of a shift in tectonic plates around 100 years ago, Japan lost much of its area to submergence. To preserve Japan's territories, coastal cities sprung up, one after the other. Eventually, they became marine cities, and along with the expansion of sea-lanes to connect them, the need arose for a sizable staff to protect the seas.
At the same time, maritime jobs were becoming more popular among women. Hence, the Blue Mermaids, tasked with keeping the seas safe, had become every female student's dream job. This is when childhood friends Akeno Misaki and Moeka China enroll in a marine high school in Yokosuka, along with other girls who share their goal of becoming a Blue Mermaid.

High School Fleet has finished airing and it has 12 Episodes. It is also Known as: ハイスクール・フリート, Haifuri

Genres: Navy , All Girls School , Earth , School Life , Present , Action , Alternative Present , Military

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5. Mirai Nikki (TV)

Mirai Nikki (TV)

Lonely high school student, Yukiteru Amano, spends his days writing a diary on his cellphone, while conversing with his two seemingly imaginary friends Deus Ex Machina, who is the god of time and space, and Murmur, the god's servant. Revealing himself to be an actual entity, Deus grants Yukiteru a "Random Diary," which shows highly descriptive entries based on the future and forces him into a bloody battle royale with 11 other holders of similarly powerful future diaries.

With the last person standing designated as the new god of time and space, Yukiteru must find and kill the other 11 in order to survive. He reluctantly teams up with his obsessive stalker Yuno Gasai (who also possesses such a diary), and she takes it upon herself to ensure his safety. But there's more to the girl than meets the eye, as she might have other plans for her unrequited love...4

The Future Diary has finished airing and it has 26 Episodes. It is also Known as: 未来日記, Mirai Nikki, Mirai Nikki (2011)

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4. Fate/Zero

Fate/Zero

With the promise of granting any wish, the omnipotent Holy Grail triggered three wars in the past, each too cruel and fierce to leave a victor. In spite of that, the wealthy Einzbern family is confident that the Fourth Holy Grail War will be different; namely, with a vessel of the Holy Grail now in their grasp. Solely for this reason, the much hated "Magus Killer" Kiritsugu Emiya is hired by the Einzberns, with marriage to their only daughter Irisviel as binding contract.
Kiritsugu now stands at the center of a cutthroat game of survival, facing off against six other participants, each armed with an ancient familiar, and fueled by unique desires and ideals. Accompanied by his own familiar, Saber, the notorious mercenary soon finds his greatest opponent in Kirei Kotomine, a priest who seeks salvation from the emptiness within himself in pursuit of Kiritsugu.
Based on the light novel written by Gen Urobuchi, Fate/Zero depicts the events of the Fourth Holy Grail War—10 years prior to Fate/stay night. Witness a battle royale in which no one is guaranteed to survive.

Fate/Zero has finished airing and it has 13 Episodes. It is also Known as: フェイト/ゼロ, Fate/Zero

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3. Code Geass: Lelouch of the Rebellion R2

Code Geass: Lelouch of the Rebellion R2

One year has passed since the Black Rebellion, a failed uprising against the Holy Britannian Empire led by the masked vigilante Zero, who is now missing. At a loss without their revolutionary leader, Area 11's resistance group—the Black Knights—find themselves too powerless to combat the brutality inflicted upon the Elevens by Britannia, which has increased significantly in order to crush any hope of a future revolt.

Lelouch Lamperouge, having lost all memory of his double life, is living peacefully alongside his friends as a high school student at Ashford Academy. His former partner C.C., unable to accept this turn of events, takes it upon herself to remind him of his past purpose, hoping that the mastermind Zero will rise once again to finish what he started, in this thrilling conclusion to the series.

Code Geass: Lelouch of the Rebellion R2 has finished airing and it has 25 Episodes. It is also Known as: Code Geass: Hangyaku no Lelouch R2, コードギアス 反逆のルルーシュ 続編, Code Geass: Hangyaku no Lelouch 2nd Season, Code Geass: Hangyaku no Lelouch Second Season

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2. Noragami Aragoto

Noragami Aragoto

Yato and Yukine have finally mended their relationship as god and Regalia, and everyone has returned to their daily life. Yato remains a minor and unknown deity who continues taking odd jobs for five yen apiece in the hopes of one day having millions of worshippers and his own grand shrine. Hiyori Iki has yet to have her loose soul fixed by Yato, but she enjoys life and prepares to attend high school nonetheless.
Taking place immediately after the first season, Noragami Aragoto delves into the complicated past between Yato and the god of war Bishamon. The female god holds a mysterious grudge against Yato, which often results in violent clashes between them. It doesn't help that Bishamon's most trusted and beloved Regalia, Kazuma, appears to be indebted to Yato. When lives are on the line, unraveling these mysteries and others may be the only way to correct past mistakes.

Noragami Aragoto has finished airing and it has 13 Episodes. It is also Known as: ノラガミ ARAGOTO, Noragami Aragoto

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1. Code Geass: Lelouch of the Rebellion

Code Geass: Lelouch of the Rebellion

On August 10th of the year 2010, the Holy Empire of Britannia began a campaign of conquest, its sights set on Japan. Operations were completed in one month thanks to Britannia's deployment of new mobile humanoid armor vehicles dubbed Knightmare Frames. Japan's rights and identity were stripped away, the once proud nation is now referred to as Area 11. Its citizens, Elevens, are forced to scratch out a living while the Britannian aristocracy lives comfortably within their settlements. Pockets of resistance appear throughout Area 11, working towards independence for Japan.

Lelouch, an exiled Imperial Prince of Britannia posing as a student, finds himself in the heart of the ongoing conflict for the island nation. Through a chance meeting with a mysterious girl named C.C., Lelouch gains his Geass, the power of the king. Now endowed with absolute dominance over any person, Lelouch may finally realize his goal of bringing down Britannia from within!

Code Geass: Lelouch of the Rebellion has finished airing and it has 25 Episodes. It is also Known as: Code Geass: Hangyaku no Lelouch, コードギアス 反逆のルルーシュ, Code Geass: Hangyaku no Lelouch

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