Anime Like 8 Man After

Ichirou Inuyashiki, a 58-year-old man, is struggling through a difficult phase in his life. While his chronic back pain is agonizing, it pales in comparison to the cold indifference and disdain shown by his wife and children. Despite this, Ichirou finds comfort in Hanako, an abandoned Shiba Inu he takes in. His situation worsens when a routine check-up reveals he has stomach cancer with only three months left to live; though he attempts to stay strong, his family's apathy drives him to an emotional collapse. Fleeing to a nearby field, he embraces his dog and cries—until he spots a strange figure standing before him. Then, a blinding flash of light engulfs Ichirou in smoke and debris. When he regains consciousness, he realizes something has changed—he has been transformed into a mechanized weapon concealed beneath his original appearance. Though initially startled, the kind-hearted Ichirou quickly uses his new abilities to rescue someone, an act that fills him with joy and renewed purpose. Yet, the source of these powers remains a mystery. Who was the enigmatic figure at the explosion site, and do they share Ichirou's benevolent intentions when wielding this dangerous force?

Long ago, after a brutal world war ended, humanity sought refuge in six city-states that appeared peaceful and ideal—at least outwardly. Shion, an elite inhabitant of No. 6, had his view of this world transformed by a chance meeting with a mysterious boy called Nezumi. Nezumi was one of many who dwelled in the desolate wasteland beyond the city's walls, far from the so-called utopia. Despite knowing that Nezumi was a fugitive, Shion decided to let him stay for the night and offered him protection, which brought about severe consequences: due to his actions, Shion and his mother lost their elite standing and were sent elsewhere, and the city's darker side began to reveal itself. Now, a long time after that life-changing first encounter, Shion and Nezumi are finally reunited. The former elite and the boy on the run are about to set out on an adventure that will, in due course, expose the devastating truths hidden within No. 6.

After giving his life to rescue a homeless man from a speeding train, Kei Kurono regains consciousness in a peculiar room alongside several other freshly dead individuals and a mysterious black orb. While they attempt to make sense of their situation, the sphere unveils a collection of weapons and black bodysuits, then orders them to eliminate an alien before teleporting them to an unfamiliar destination. With few explanations, Kei teams up with his childhood friend Masaru Katou and an unnamed woman. As they explore their surroundings, they soon understand that they have entered a grim and treacherous realm filled with constant threats.

Decades from now, humanity faces a relentless threat from an alien species called the Novas. Wherever they emerge, these inhuman creatures leave destruction in their wake, and the battles to repel them are known as Nova Clashes. To fight back, young women—dubbed "Pandoras"—and young men—called "Limiters"—are implanted with stigmata granting them superhuman abilities. They train at military academies, learning to cooperate if humanity hopes to survive. Freezing follows Kazuya Aoi on his first day at West Genetics military academy, which coincides with a Pandora battle royale. There, he mistakes Satellizer el Bridget—a formidable Pandora known as the "Untouchable Queen"—for his deceased sister and embraces her. Although his action costs her the match, she discovers that his touch does not repel her and decides to take him as her Limiter. The question remains whether their partnership can endure the schemes of their upperclassmen and the looming conflict with the Novas.

As the comforting warmth of daylight fades, ethereally beautiful beings become the unchallenged rulers of the night, striking terror into all living things. Water freezes solid at the approach of these blood-drinking monsters, and their victims recognize that this eerie cold signals their unavoidable end. Fortunately, the vampire population is shrinking, thanks to the fearless bounty hunters who pursue and destroy these nearly immortal predators. One night, tragedy strikes the Elbourne family when their daughter Charlotte is taken by Meier Link, a highly respected vampire lord protected by a horde of monsters. To rescue their beloved Charlotte, the family enlists the Marcus Brothers, a ruthless crew of vampire hunters, and D, a sword-wielding dhampir—a half-vampire, half-human possessing the strengths of both kinds and the weaknesses of neither. The hunters rush to save Charlotte, but if her captor decides to make her a vampire, they must kill her. Furthermore, their mission must succeed before Meier reaches the impenetrable vampire castle of Carmilla and takes Charlotte beyond humanity's grasp forever.

In a world where witches were once revered and feared for the divine magic they used to guide humanity's progress, times have shifted. As science advances, humans have caught up to witches in power, and the mighty Redia Empire now seeks to eradicate all witches and claim dominance over the world. Fleeing this deadly decree, the renowned witch Chloe and her apprentice Adonis seek shelter, but the Empire corners them and brutally executes Chloe. Devastated by his master's death and humanity's cruelty, Adonis swears revenge, promising to use the very magic they aim to destroy to wipe out mankind.

Brandon Heat and Harry MacDowel are two friends as close as brothers, until one fateful day they receive a violent, harsh reminder of just how cruel the world around them truly is. Before that, their lives were simple and carefree, filled with local scuffles, chasing women, and small-time theft to get by and pass the time. What they failed to grasp was that in this unforgiving world, happiness is fleeting and change is unavoidable. Then comes Millennion, the largest and most notorious mafia syndicate in the region, which takes Brandon and Harry into its fold, starting them at the very bottom. Harry dreams of climbing the ranks and eventually replacing Big Daddy as the supreme leader of Millennion, while Brandon only wants to support his friend and appease Big Daddy, who has taken custody of the woman Brandon loves. Based on the third-person shooter video game of the same name, Gungrave is an epic tale of friendship, betrayal, and greed that unfolds over several years, ultimately circling back to the gripping and ominous first episode, all while building toward the story's thrilling climax.

The Berühren Corporation has made the technology for creating powerful cyborg soldiers publicly available. Those with robotic parts are called the Extended. Juuzou Inui is one such Extended—built as a soldier with no memory of his past—and now, after the war, he runs a business handling Extended-related problems around the city. Hearing rumors of a rogue Extended who kidnapped a child, Juuzou returns to his office only to have a giant robotic man carrying a boy on his back crash through, begging for help. Juuzou could simply turn him in, but the situation feels too suspicious to ignore. Everyone seems to want this child, and whether he likes it or not, Juuzou must uncover why this Extended is on the run, how it ties to the Berühren Corporation, and just how deep the betrayal runs in this city.

In Italy, the Social Welfare Agency takes in young girls from hospital beds and offers them a new life through advanced cybernetic enhancements. Their bodies artificially strengthened, the girls are brainwashed and trained as assassins to perform the Italian Government's covert operations. Despite these modifications, they remain children at heart, yearning for affection from those they care about, even knowing that love is artificially created. This tragic story follows the girls as they struggle with their emotions within an agency that views them merely as ruthless weapons.

Two years after the Tendoshuu's assault on the O-Edo Central Terminal, the Yorozuya have disbanded and each gone their own way. Anticipating Utsuro's comeback, Gintoki Sakata investigates the Earth's ley lines for traces of the other man's Altana. After crossing paths with the surviving Tendoshuu members—still relentless in their pursuit of immortality—Gintoki makes his way back to Edo. The reassembled Shinsengumi and Yorozuya then launch an assault on the occupied Central Terminal. With the Altana extracted from the wreckage of the Tendoshuu's vessel at risk of exploding, the Yorozuya and their allies battle their adversaries as the fate of Edo—and the entire world—hangs in the balance. Honoring their teacher's wishes, the former students of Shouyou Yoshida come together and revisit their pasts one last time, striving to secure their futures.

In the woods, a girl named Eruruu discovers an injured man whose origins are entirely unknown. He has no recollection of his past or even his own name, and she brings him to her home. There, Eruruu's grandmother and younger sister Aruruu give him the name Hakuoro. While the villagers possess large ears and tails, Hakuoro lacks both—his only defining trait is a mask he cannot remove. Soon after he becomes part of the community, a rebellion against the land's tyrannical emperor begins, and the conflict reaches his new home. Hakuoro must do everything he can to protect the people and village he has grown to love, all while uncovering the mysteries that shroud his past.

As technology continues to advance rapidly, humanity develops hIEs—human-like robots serving as both public and personal assistants in society. The compassionate high school student Arato Endou treats these androids as equals, though his limited finances prevent him from ever owning one. His ordinary life is disrupted when a simple trip to the grocery store takes a terrible turn. Attacked violently by a rogue hIE, Arato finds himself near death, but he is rescued by an unusual hIE carrying a coffin-like weapon. Her name is Lacia, one of five exceptionally advanced hIEs that have recently escaped from the mysterious MemeFrame Corporation. When a hacked car threatens to run them over, Lacia proposes a deal to Arato: in return for saving his life, he must register as her new owner, assuming full responsibility for her actions. With no real alternative, he agrees to trust this artificial girl and lets her live in his home. As Lacia grows accustomed to her newfound peaceful life, she warns the fascinated Arato of one important fact—she does not possess a soul.

In a far-off future, Earth is a barren wasteland and humanity has vanished completely. Only sentient robots remain. They were meant to be immortal—until the death of the one named Luna triggered the Ruin. Their bodies corrode, and no cure exists. Now the robots can only dwell on their own end, sustained solely by the rumor that consuming the one called Casshern grants eternal life. Casshern remembers nothing of his past, his purpose, or his very nature. Yet he must uncover these truths, or else endure the unrelenting pursuit of robots desperate to stave off death. Wherever Casshern goes, he leaves death in his wake, but he must confront that reality if he is to discover the truth about this world.

After the 10th NOVA battle, the Chevalier determined that the NOVA are appearing more frequently and that they are losing Pandoras faster than they can create new ones. Their answer is the E-Pandora Project, which grants ordinary humans the ability to become Pandoras. Pandoras from across the globe are invited to the Alaskan base to witness the unveiling of this new initiative, with Satellizer, Kazuya, and Rana among those summoned. But as time passes, the E-Pandora Project begins to seem increasingly suspicious, and the Pandoras' worries continue to grow.

Even though Kei Kurono, Masaru Katou, and Kei Kishimoto thought they had returned to their ordinary lives, they are pulled back into the deadly game due to Gantz's renewed activity. The black sphere keeps summoning people who have recently died to fight alien invaders. And because they survived the previous two encounters, the trio is far more ready for the missions ahead. As they advance through the tournament's stages, the three continue their effort to earn 100 points, which is believed to be the only way to permanently leave the parallel dimension. However, with the relentless assault of alien invaders and the constant danger of death, they must first concentrate on the immediate task: staying alive.

The narrative begins with a confrontation between two opposing heroes, ZET and ALPHAS, before delving into their backstories—Jin Kanzaki, a youth possessing the power to become the superhuman entity called ZET, and Kouga Amagi, a young man driven by a powerful sense of justice who employs technology to battle as ALPHAS. The destinies of these two individuals and the people connected to them become intertwined as they struggle to safeguard humanity and eliminate monstrous horrors referred to as Players.

In the year 19XX, after being betrayed and left for dead, the courageous warrior Kenshirou travels through a post-apocalyptic wasteland in search of his rival Shin, who has kidnapped his beloved fiancée Yuria. Along his journey, Kenshirou employs his deadly martial art, Hokuto Shinken, to protect the weak from ruthless marauders. Soon, his actions draw the attention of more formidable foes, such as warlords and rival martial artists, pulling Kenshirou into conflicts far greater than he anticipated. As the odds stack against him, the successor of Hokuto Shinken is compelled to test his abilities to reclaim what he holds most dear. With new challenges emerging and his fight against evil intensifying—especially his struggle with Shin and the Nanto Seiken school of martial arts—Kenshirou gradually becomes the savior of a radioactive and violent world.

Ibara Naruse and her friends Aoi Fukasaku and Taeko Nomura initially appear to be ordinary, carefree high school girls. However, the streets they walk, their destination, and the environment around them are far from normal. As they move forward, the trio ventures deeper into a version of Tokyo that has become uninhabitable, devastated by a nuclear disaster that occurred 20 years earlier. As members of the Dispatch 3rd Special Force Coppelion, specifically the Health Care team, Ibara, Aoi, and Taeko receive support from the Japanese Ground Self-Defense Force (JGSDF) and Colonel Onihei Mishima while they search the eerily quiet streets for survivors. Locating the last remaining humans and arranging their evacuation via JGSDF helicopters is a routine task for the girls. Yet, as their mission continues, Ibara and her companions begin to question their own humanity—particularly how they are able to survive in Tokyo without any protective equipment.

By the year 2199, Earth's once lush landscapes and vibrant oceans have been reduced to a barren wasteland due to the relentless planet bomb attacks from the expansionist Gamilas Empire. Humanity has been forced to take refuge in underground cities to survive the radiation. Yet, a glimmer of hope remains: the distant planet Iscandar possesses the Cosmo Reverse System, a device capable of healing Earth's contaminated surface. In a desperate mission to acquire this technology, the Earth Defense Force invests its last resources into the Yamato, a cutting-edge battleship powered by an infinite energy Wave Motion Engine. The Yamato's crew is a diverse mix, ranging from young talents like Tactical Officer Susumu Kodai to seasoned veterans such as Captain Juuzou Okita. Despite their varying levels of combat experience, they are united by a single objective: to complete their hazardous 168,000 light-year journey to Iscandar and rescue humanity from impending extinction.

Masane Amaha and her daughter Rihoko are fleeing from a government child welfare agency determined to separate Rihoko from her mother. They are apprehended, and Rihoko is taken away. At the same time, Masane is attacked by an advanced weapon capable of disguising itself as a human. Confronted with the threat, a mysterious light emanates from her wrist, transforming her into a formidable entity. She destroys the weapon and, as a result, gets drawn into a power struggle among powerful organizations, all of which have their sights set on her. This is because she wields the ultimate power: the legendary Witchblade.

Death does not have to be final; resurrection is possible, but only by conquering the challenge set by the mysterious black sphere known as Gantz. On his way home to celebrate his younger brother's birthday, the courageous and kind-hearted student Masaru Katou is fatally stabbed. He regains consciousness in a small room overlooking Tokyo's skyline—and finds others there as well. To his surprise, this is no afterlife; it is a waiting room for a deadly game where their lives are at stake. Before Masaru can fully grasp what is happening, he receives a gun and is instantly transported to the center of Osaka with a single directive: eliminate any alien on sight. Together with the elderly Yoshikazu Suzuki, the gorgeous idol Reika Shimohira, and the cold yet seasoned Jouichirou Nishi, Masaru must conquer his fears to survive the game and return home to his waiting brother.

In 2029, Scrooge flees a research facility where he was held as a test subject. His body has been altered through genetic modifications, and he employs his psychic abilities to eliminate those pursuing him. One day, he encounters another experimental subject named Carol. As three psychic hunters close in on them, Carol requests that Scrooge use his right arm to extract a weapon from within her body.

During the twelfth century, the swordsman Kurou flees terrifying pursuers into a dense forest with his attendant Benkei. They discover the hidden residence of the enigmatic and stunning Kuromitsu, who welcomes them but strictly forbids them from entering her private chambers. Compelled by curiosity and perhaps a doomed affection, Kurou looks inside and discovers Kuromitsu consuming the blood of deceased men. Realizing she is an immortal vampire, he vows to stay by her side, even turning into a vampire himself to remain with her forever. Yet, the secretive Red Army recruits Benkei, who betrays Kurou and decapitates him. Centuries later, Kurou awakens in a ruined, futuristic Japan and embarks on a quest to find his beloved and take vengeance on the Red Army.

The crew of the Osiris discovers an army preparing to invade Zion. One crew member races inside the Matrix to deliver the message to Zion while the others desperately try to buy her enough time, fighting off an onslaught of Sentinels they cannot possibly defeat. Humans create the ultimate AI, as intelligent as themselves. However, complications arise when these robots and humans attempt to coexist peacefully, eventually leading to all-out war. Humans ultimately lose the war and become trapped inside the Matrix as shown in the live-action films. A young man discovers that his world is not real—it is a computer-generated fantasy land created by robots that harvest humans for energy. He escapes with the help of the hacker Neo. Cis and Duo engage in battle within a virtual recreation of Feudal Japan. While running the fastest race of his life, a champion track star briefly breaks free of his computer-generated world. When he returns to the real world, he has no memories and is placed in a nursing home. While searching for her lost pet, a young woman meets children in Tokyo who play in a "haunted house" that is actually a glitch in their computer world. A detective named Ash is called by a mysterious organization to hunt down the notorious hacker Trinity. A group of scientists capture a robot and place it inside a surreal fantasy world. When the robot's allies arrive and kill most of the scientists, the robot and the last remaining scientist face isolation within the computer-generated world.