Top 10 Anime Like The Big O [2024 List]

The Big O

Paradigm City is a place without a past. 40 years ago, something happened that wiped the memories of everyone in it. Unfortunately, the people of Paradigm City were very busy before then, making Megadueses (giant robots) and monsters. People who were born after the memory wipe are gaining/recovering memories of the past and using them to build newer threats. With the help of The Big O (a faithful giant robot), his butler Norman and the android Dorothy, Roger Smith keeps Paradigm City safe. As problems mount and more memories surface, Roger's past and Paradigm's future begin to become suspect...

The Big O has finished airing and it has 26 Episodes. It is also Known as: THEビッグオー, Big O Roger, Big O

Genres: Post Apocalypse , Dystopia , Science Fiction , Mecha , Action , Fantasy World , Piloted Robot , Detective , Conspiracy , Angst , Android , Parody , Psychological , Mystery

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10. Batman: Gotham Knight

Batman: Gotham Knight

Anime-inspired direct-to-DVD anthology film. Comprised of six short stories, from diverse creators, including Academy Award-nominated Josh Olsen (A History of Violence), Batman Begins writer David S. Goyer, and comics scribe Brian Azzarello. It's planned for a release window of two to four weeks prior to the release of The Dark Knight, and would bridge the gap between Batman Begins and The Dark Knight.

Batman: Gotham Knight has finished airing and it has 6 Episodes. It is also Known as: バットマン ゴッサムナイト, Batman Anime

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9. Darker than Black

Darker than Black

It has been 10 years since Heaven's Gate appeared in South America and Hell's Gate appeared in Japan, veiling the once familiar night sky with an oppressive skyscape. Their purposes unknown, these Gates are spaces in which the very laws of physics are ignored. With the appearance of the Gates emerged Contractors, who, in exchange for their humanity, are granted supernatural abilities.
In the Japanese city surrounding Hell’s Gate, Section 4 Chief Misaki Kirihara finds herself at odds with an infamous Contractor codenamed Hei. Called "Black Reaper" in the underground world, Hei, like his associates, undertakes missions for the mysterious and ruthless Syndicate while slowly peeling back the dark layers covering a nefarious plot that threatens the very existence of Contractors.
From the mind of Tensai Okamura comes a sci-fi thriller taking the form of a subtle exposé on a war in which political positions and justice have no sway—a war waged exclusively in the shadows.

Darker than Black has finished airing and it has 25 Episodes. It is also Known as: Darker than Black: Kuro no Keiyakusha, Darker than BLACK -黒の契約者-, DTB

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8. Kishin Houkou Demonbane (TV)

Kishin Houkou Demonbane (TV)

Kurou Daijuuji is a poor detective living in Arkham City. One day, he was requested by Ruri Hado of Hado Financial Group, to search for a magic book. While he initially refused, Ruri offered him a large sum of money upon completion of her request, in which bribed Kuro to accept. As Kurou searches for the book, he unexpectedly runs into Al, a pretty girl that is actually a powerful grimoire.
They forge a contract with each other, bestowing Kuro with powerful magic. Soon afterwards, Al also activates Demonbane, a deus machina owned by the Hado Financial Group, to combat the mechanical menace from the Black Lodge. With this, the war between the Hado Financial Group and the Black Lodge begins....

Kishin Houkou Demonbane (TV) has finished airing and it has 12 Episodes. It is also Known as: 機神咆吼デモンベイン, Roar of the Machine God Demonbane, Kishin Houkou Demonbane (2006)

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7. Casshern Sins

Casshern Sins

In the distant future, where cyborgs and humans struggle to survive after the war which destroyed the world, a being in white suit awakens. His name is Casshern and he remembers nothing of his own past.
In barren and dark dystopian world, where every being alive seems to hate his existence and the evil from his past wants him dead, Casshern, haunted by the flashes of his past memories has to survive and figure out who or what exactly he is and how he got to where he is now. But he does not know that he might not like the horrible truth of the past, hidden deep inside his mind...
Created as an intended reboot of Casshern franchise.

Casshern Sins has finished airing and it has 24 Episodes. It is also Known as: キャシャーン SINS, Casshern Sins

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6. Ergo Proxy

Ergo Proxy

Thousands of years after Earth's atmosphere was destroyed, adventure blooms in the strangest of places. The domed city of Romdo is supposed to be perfect, but Re-l Mayer, a young female inspector from the Civilian Intelligence Office, knows better. In this place where humans and robots coexist, she receives a strange message: something is awakening!

Ergo Proxy has finished airing and it has 23 Episodes. It is also Known as: エルゴプラクシー, Ergo Proxy

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5. Princess Tutu

Princess Tutu

In a fairy tale come to life, the clumsy, sweet, and gentle Ahiru (Japanese for "duck") seems like an unlikely protagonist. In reality, Ahiru is just as magical as the talking cats and crocodiles that inhabit her town—for Ahiru really is a duck! Transformed by the mysterious Drosselmeyer into a human girl, Ahiru soon learns the reason for her existence. Using her magical egg-shaped pendant, Ahiru can transform into Princess Tutu—a beautiful and talented ballet dancer whose dances relieve people of the turmoil in their hearts. With her newfound ability, Ahiru accepts the challenge of collecting the lost shards of her prince's heart, for long ago he had shattered it in order to seal an evil raven away for all eternity.
Princess Tutu is a tale of heroes and their struggle against fate. Their beliefs, their feelings, and ultimately their actions will determine whether this fairy tale can reach its "happily ever after."

Note: Princess Tutu aired in two parts. The first part included 13 25-minute episodes, while the second part consisted of 24 12-minute episodes with a 25-minute final episode.

Princess Tutu has finished airing and it has 38 Episodes. It is also Known as: プリンセスチュチュ, Princess Tutu

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4. Giant Robo the Animation: Chikyuu ga Seishi Suru Hi

Giant Robo the Animation: Chikyuu ga Seishi Suru Hi

In a future to come humanity enjoys a new age of prosperity thanks to Dr. Shizuma's invention of a revolutionary renewable energy source: the Shizuma Drive. But this peace is threatened by Big Fire, a cabal seeking world domination. Against Big Fire the International Police Organisation dispatches a collection of superpowered warriors and martial artists, together with Daisaku Kusama, inheritor and master of Earth's most powerful robot, Giant Robo.
By capturing an abnormal Shizuma Drive which is essential to Big Fire's plans the IPO ignites a desperate conflict between the two groups. The coming battle will test Daisaku's resolve to the utmost, reveal the ghastly truth behind the creation of the Shizuma Drive, and bring human civilization to its knees!
Giant Robo is a character-driven adventure in a retro-futuristic setting, drawing on influences from opera, kung-fu cinema, wuxia stories and classic mecha anime. It incorporates characters from the works of the manga author Mitsuteru Yokoyama but it is designed to be a stand-alone story.

Giant Robo the Animation: The Day the Earth Stood Still has finished airing and it has 7 Episodes. It is also Known as: ジャイアントロボ THE ANIMATION 地球が静止する日, Giant Robo the Animation: Chikyuu ga Seishi Suru Hi

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3. Kaiketsu Jouki Tanteidan

Kaiketsu Jouki Tanteidan

The scene is Steam City, a London-ish city which represents an entire civilization run by coal and steam power. Because of steam, the city is sometimes covered in a mist. Villains take advantage of the steamy mist to hide and execute their evil plans. Only a few dare venture into what's beyond the steamy mist. They are known as the Steam Detectives: Narutaki (and his convertible all-purpose pistol), his nurse-assistant Lingling, and his Megamaton robot Gohliki.

Steam Detectives has finished airing and it has 26 Episodes. It is also Known as: 快傑蒸気探偵団, Steam Detective, Kaiketsu Shoki Tanteidan

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2. Cowboy Bebop

Cowboy Bebop

In the year 2071, humanity has colonized several of the planets and moons of the solar system leaving the now uninhabitable surface of planet Earth behind. The Inter Solar System Police attempts to keep peace in the galaxy, aided in part by outlaw bounty hunters, referred to as "Cowboys". The ragtag team aboard the spaceship Bebop are two such individuals.
Mellow and carefree Spike Spiegel is balanced by his boisterous, pragmatic partner Jet Black as the pair makes a living chasing bounties and collecting rewards. Thrown off course by the addition of new members that they meet in their travels—Ein, a genetically engineered, highly intelligent Welsh Corgi; femme fatale Faye Valentine, an enigmatic trickster with memory loss; and the strange computer whiz kid Edward Wong—the crew embarks on thrilling adventures that unravel each member's dark and mysterious past little by little.
Well-balanced with high density action and light-hearted comedy, Cowboy Bebop is a space Western classic and an homage to the smooth and improvised music it is named after.

Cowboy Bebop has finished airing and it has 26 Episodes. It is also Known as: カウボーイビバップ, COWBOY BEBOP

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1. Neon Genesis Evangelion

Neon Genesis Evangelion

In the year 2015, the world stands on the brink of destruction. Humanity's last hope lies in the hands of Nerv, a special agency under the United Nations, and their Evangelions, giant machines capable of defeating the Angels who herald Earth's ruin. Gendou Ikari, head of the organization, seeks compatible pilots who can synchronize with the Evangelions and realize their true potential. Aiding in this defensive endeavor are talented personnel Misato Katsuragi, Head of Tactical Operations, and Ritsuko Akagi, Chief Scientist.

Face to face with his father for the first time in years, 14-year-old Shinji Ikari's average life is irreversibly changed when he is whisked away into the depths of Nerv, and into a harrowing new destiny—he must become the pilot of Evangelion Unit-01 with the fate of mankind on his shoulders.
Written by Hideaki Anno, Neon Genesis Evangelion is a heroic tale of a young boy who will become a legend. But as this psychological drama unfolds, ancient secrets beneath the big picture begin to bubble to the surface...

Neon Genesis Evangelion has finished airing and it has 26 Episodes. It is also Known as: Shinseiki Evangelion, 新世紀エヴァンゲリオン, Neon Genesis Evangelion

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