Manga Like √3 = (Hitonami ni Ogoreya Onago)

Yuugi Mutou, a high school student frequently targeted by bullies, spends his nights absorbed in board games and puzzles within his room. His love for games stems from his grandfather, who runs the game shop where they both live. After solving the ancient Millennium Puzzle one night, Yuugi awakens a concealed, darker identity called Yami Yuugi. In moments of intense stress, Yuugi transforms into this bold and fearsome alter ego, assuming the role of a vengeful figure who challenges bullies and wrongdoers to high-stakes games, where losing brings severe repercussions. As Yuugi and his dark counterpart gain allies among those who once tormented him, they forge strong bonds with these new companions. However, the group soon faces enemies far more dangerous than school bullies—people who twist games for evil purposes, putting Yuugi and his friends' lives at risk.

In the shadowy backstreets of Los Angeles' Chinatown, there exists a peculiar pet shop brimming with unusual and docile creatures. The proprietor of this establishment is the cryptic youth known as Count D. Count D welcomes those seeking solace and comfort, providing "love, dreams, and hope" through the extraordinary pets in his care. Each sale involves a unique agreement and specific guidelines, though he cautions that he cannot be held accountable for breaches of these terms. Hot-headed detective Leon Orcot links multiple criminal activities to Count D and his so-called "Pet Shop of Horrors." Driven to expose the Count as a lawbreaker, Leon starts frequenting the store.

In "Vassalord," Charley, a cyborg vampire, executes the Vatican's secret missions under the direction of Johnny Rayflo, a dissolute vampire. Their relationship is defined by both strife and cooperation, resulting in a blend of comedy, violence, and blasphemous deeds. Battling his unquenchable thirst for blood, Charley confronts a young vampire princess, a dubious faction of the Unitarian Church, and even his own master. The release additionally features the self-contained story "Volume 2: Zoul Half."

In the prestigious Stratford School, William Twining is one of its top students. Although he attends a religious institution, William is a staunch realist who firmly believes in modern science and rejects the idea of divine or supernatural entities. Coming from one of Britain's most revered noble families, William is burdened with substantial debts left by his absentee uncle. While searching for valuable items in the family manor to settle these debts, he discovers a secret chamber. There, a mysterious figure named Dantalion, claiming to be the Grand Duke of Hell, appears before him. Dantalion tells William that he is an "elector," a descendant of King Solomon with the ability to choose the next Emperor of Hell. However, given William's rational mindset, he immediately dismisses Dantalion as a fraud and denies his claim. Unwilling to accept rejection, Dantalion enrolls at Stratford under the alias "Dantalion Huber" to stay close to William and convince him otherwise. Now, William must figure out how to deal with this relentless nuisance and those who will surely follow.

In the world of the Shinigami, there is no escape from responsibility. Asato Tsuzuki, a "Guardian of Death" serving in the Ministry of Hades, is tasked with guiding departed souls to the afterlife. However, stubborn spirits and human wickedness often hinder his work. Among these difficult duties, can Tsuzuki ever expect to earn acknowledgment—or is he doomed to forever pay for the damage caused?

Pamela, who reads tarot cards, assists supernatural creatures in adapting to living alongside humans at her establishment called The Tarot Café. Among those she helps are a cat experiencing romantic feelings, a vampire fleeing from his immortal partner, a waitress who considers herself unattractive and hopes to discover her true love, and a magician who crafted a human-like doll to aid the woman he cherishes. While Pamela consistently offers support to others, she needs to confront a major hidden truth about herself before she can proceed into the afterlife.

After his parents' divorce, Ryuusuke Nanri transfers to a new school and is assigned the seat in front of a peculiar girl named Miya Fujimoto. Miya always dresses in Gothic Lolita-style clothing, carries a mysterious book and her cat Judah, and insists she is a witch. From that point on, Ryuusuke becomes the primary subject of her bizarre witch experiments.

For years, Twenty-Fifth Bam lived a solitary life until he met Rachel. With her decision to climb the Tower firmly set, Rachel prepares to leave Bam behind to chase her ambition. Following Rachel through a radiant barrier, Bam begins his journey to ascend the Tower, driven by his wish to reunite with her. The Tower, however, is a treacherous realm filled with ancient mysteries, formidable creatures, and hostile individuals. Each floor is overseen by an Administrator who imposes rigorous trials on those brave enough to face them, pushing their limits to the extreme. When confronting Headon, the Administrator of the first floor, Bam learns he is classified as an "Irregular"—someone who entered the Tower without being chosen by it, an exceptionally rare occurrence. Even with this revelation, Bam's path forward remains unwavering. Whether it be riches, strength, fame, or reunion with Rachel, the summit of the Tower promises to fulfill every desire.

In Death City, the Death Weapon Meister Academy, founded by Shinigami the Grim Reaper, serves as a bastion of order. The academy trains Meisters and Demon Weapons—humans who can transform into weapons—to defend humanity from evil forces. The ultimate goal for a Meister is to forge a "Death Scythe" fit for Shinigami, which requires their weapon partner to consume the souls of 99 evil humans and one witch. Maka Albarn and her weapon partner, Soul Eater "Soul" Evans, are students at the academy striving to achieve this. Their journey includes the loud Black☆Star and his flexible partner, Tsubaki Nakatsukasa, along with the precise Death the Kid—known simply as Kid—and his twin partners, Patricia "Patty" and Elizabeth "Liz" Thompson. Each team aims to be the best Meister and Demon Weapon pair, facing various missions, challenges, and academic trials along the way. Despite their goals, the group becomes entangled in numerous mysteries. As new enemies emerge and hidden secrets are uncovered, Maka, Soul, and their friends must confront threats far greater than ordinary human foes, fighting to protect both the academy and the world.

In the grim and chaotic district known as Hole, where darkness and decay reign supreme and survival is a constant struggle, the powerful magic users hold absolute sway over a populace they regard as mere insects. The streets are rife with violence, and the hospitals overflow daily with the victims of murder, mutilation, and ruthless experimentation. Amidst this desolate landscape, a few dare to challenge the magic users' dominion. One such figure is Caiman, a creature more akin to a reptile than a human, driven by a relentless pursuit of truth. Equipped with two trusted bayonets and blessed—or cursed—with immunity to magic, he stalks through Hole, haunted by his own appearance and plagued by nightmares. His sole allies against these malevolent sorcerers are his insatiable appetite and Nikaidou, the proprietor of the diner Hungry Bug, who stands steadfast beside him. Dorohedoro unfolds in a nightmarishly designed world, blending dark humor and light-hearted moments with unflinching depictions of brutality and death. Through the tangled lives of Hole’s inhabitants, the series crafts a singular universe of eerie origin and bleak aesthetics, unsuitable for the faint of heart.

In the eerie Abyss, a realm filled with grotesque beings called Chains, most believe it to be nothing more than a cautionary tale for children. However, for Oz Vessalius, the lively and playful heir of the esteemed Vessalius lineage, this changes dramatically during his coming-of-age ceremony. The enigmatic Baskerville Clan appears without warning and sentences him to the Abyss for a crime he did not commit and cannot comprehend. To escape, Oz enters into a contract with Alice, an unusual Chain who can assume human form. As Oz endeavors to unravel the mysteries surrounding his condemnation, the Abyss itself, and a tragic event from a hundred years prior, he and his companions face off against the Baskervilles and the specters of history. Throughout his quest to return home, Oz is continually besieged by an overwhelming sense of hopelessness. One-shot included: Volume 8: Pandora Hearts (pilot)

In the shadowy depths of the English countryside lies the Phantomhive estate, a place notorious for its cold and merciless reputation as the "Queen's Watchdog" and the leader of London's criminal underworld. Following a tragic incident that claims the lives of the Earl and his wife, their young son, Ciel, unexpectedly assumes the role of the new Earl. Though initially perceived as merely a child with peculiar servants, it soon becomes clear that defying Ciel and his enigmatic butler, Sebastian, is unwise. Set against the backdrop of the late 19th century, Black Butler chronicles the duo as they navigate numerous mysteries and threats that plague England and endanger the Queen, all the while piecing together the mystery surrounding the death of Ciel's parents.

At Suzaku High, Ryuu Yamada is known as a troublemaker and delinquent. After getting a harsh scolding for his bad grades and behavior, he notices Urara Shiraishi, the top student in their year. As Shiraishi walks up the stairs, Yamada tries to provoke her but ends up tripping and pulling her down with him. When he wakes up in the infirmary, Yamada realizes he has swapped bodies with Shiraishi. Confronting her, he learns that their accidental kiss caused the swap. With this newfound power, Yamada's chaotic high school life is only beginning.

In the series "Kami nomi zo Shiru Sekai," high school student Keima Katsuragi is known online as the "God of Conquest" for his unmatched success in dating simulation games. He finds real-life interactions with actual girls frustrating and inferior to his virtual experiences. One day during his break from cleaning duties, Keima encounters a peculiar challenge to win over a real girl. Curious, he accepts the offer, which unexpectedly summons Elucia "Elsie" de Lute Ima, a demon sent from hell to reclaim rogue spirits that have attached themselves to human females. Keima tries to escape, but Elsie tells him that breaking their newly established contract would result in his death. With no choice, Keima uses his gaming skills and knowledge of dating simulations to navigate the complex world of real relationships and capture the rogue spirits.

In the aftermath of a mad magician burying the Golden Kingdom beneath the earth, the kingdom’s king emerges with a proposition: he offers his entire treasure to whoever can defeat the magician before vanishing into dust. This incentive prompts various guilds to venture into the vast dungeon to face the magician. Laios Touden heads one such guild, but tragedy strikes when a dragon annihilates his team and consumes his sister, Falin. Stripped of all their provisions and possessions, Laios, alongside the elf healer Marcille Donato and the halfling rogue Chilchuck Tims, plunges back into the dungeon, resolved to rescue Falin. Under pressure, Laios proposes the controversial idea of consuming dungeon creatures to replenish their supplies. Just as they begin to prepare their first meal within the dungeon, a dwarf named Senshi intervenes. A passionate advocate of monster cuisine, Senshi assists them in safely preparing the monster ingredients. Moved by Laios’ plight, Senshi expresses his wish to cook a dragon and decides to join their guild, setting off on their culinary adventure through the dungeon.

In a world where magic dominates all, Mash Burnedead is a young man born without any magical ability, making him a perceived threat to the gene pool and a target for elimination. He hides deep in the forest, devoting himself to relentless physical training to build muscles capable of rivaling the power of magic. However, when his secret is exposed, endangering his peaceful life, Mash sets out on a journey to become a Divine Visionary, a position so influential that society would be forced to accept him. To protect his quiet existence, the magicless Mash enrolls in the prestigious Easton Magic Academy, where he competes against the children of the realm's most powerful and elite families. Despite lacking the essential skill needed to thrive at Easton—magic—Mash appears severely disadvantaged compared to his peers. To achieve his goal, he must overcome every obstacle using only his strength, overpowering magic with sheer muscle in his pursuit of the coveted rank of Divine Visionary.

In the world of "Mushishi," mushi represent the most fundamental forms of life, existing without purpose or morality, simply as they are. These entities appear in countless forms, mimicking everything from plants and illnesses to natural phenomena like rainbows. Although mushi are widespread, they remain largely unknown to most humans, leaving information about them scarce. At the heart of this mysterious phenomenon lies the central question: What are mushi, and why do they exist? This question drives Ginko, a Mushishi who studies these creatures to understand their role in the complex web of life. Ginko constantly searches for clues and accounts of mushi activity, guided by the belief that understanding mushi could reveal the deep essence of existence itself.

Following the death of his parents, high school student Kimihiro Watanuki lives alone and possesses a unique ability to perceive supernatural beings that constantly target him. These spirits relentlessly torment him, and he longs to escape their influence. While fleeing from a group of these entities, he takes refuge in a peculiar shop where he meets Yuuko Ichihara, the shop's mysterious owner, who claims she can grant any wish at a cost. Kimihiro agrees to work for Yuuko to accumulate the payment needed for his wish. Guided by her, he must venture deeper into the world of spirits and the mystical to ultimately break free. Will he be able to navigate the strange and enigmatic experiences that await him?

In "The Eminence in Shadow," Cid Kagenou does not dream of becoming a celebrated hero or a dreaded villain; instead, his sole desire is to operate as the hidden hand that shapes destiny. In his past life in modern-day Japan, this dream never came to fruition. However, after being reincarnated into a world of magic, Cid sees his chance to fully realize the potential of a shadowy mastermind. Presenting himself as an unremarkable background character, Cid establishes his fabricated organization, Shadow Garden, supposedly dedicated to fighting a mysterious cult. Through a combination of cleverness and deception, he leads his imagined group against the real and dangerous Cult of Diablos.

Lloyd Frontera has a reputation as the ultimate scoundrel. As the eldest son of the Frontera family, he wastes his days drinking and bullying others, rapidly draining what remains of the family's fortune. Meanwhile, the family knight Javier Asrahan is fated to become a legendary swordsman, while the Fronteras face a tragic collapse as their land sinks under overwhelming debt. Kim Suho, once an ordinary civil engineering student in Korea, inexplicably finds himself reborn as Lloyd—a despicable figure from the outset of a story centered on Javier as its main character. A harsh status window offers some insight into his new identity, though Suho is more consumed by his impending ruin. Determined to avoid poverty and instead achieve a life of luxury, Suho resolves to rebuild Lloyd's damaged reputation. By applying his engineering expertise and a magical boost to his construction skills, he introduces modern advancements and urban improvements to this medieval-inspired world, raising the people's standard of living—and reaping substantial profits along the way.

In "Monster Musume: Everyday Life with Monster Girls," monsters are not merely products of imagination but real beings in search of human companionship. Three years ago, the world discovered that mythical creatures such as harpies, centaurs, and catgirls are genuine, possessing scales, feathers, horns, and fangs. The "Cultural Exchange Between Species Act" has allowed these formerly legendary beings to integrate into human society, though this process remains in its early stages. Kurusu Kimihito, an ordinary human, finds himself involuntarily enrolled in the government's exchange program, which completely upends his life. He becomes responsible for caring for Miia, a lamia resembling a snake-like monster girl, as she adapts to human life. However, Miia is highly charming, and the law prohibiting interspecies reproduction is strictly enforced. Complicating Kimihito's situation further is the arrival of a striking centaur and a teasing harpy, leaving him to navigate his growing affections under difficult circumstances.

Negi Springfield, a ten-year-old wizard who recently graduated from Merdiana Magic Academy in Wales, has two primary objectives: locating his missing father, the legendary Thousand Master, and earning the title of Magister Magi, a wizard whose purpose is to aid the non-magical world. As his final assignment, he is sent to teach English at a Japanese middle school. Upon his arrival, Negi is surprised to discover that he is responsible for a homeroom class of thirty-one girls. One of his students, Asuna Kagurazaka, accidentally discovers his magical identity. With this secret now exposed, Negi must prevent it from spreading further while dealing with various magical threats emerging both inside and outside Mahora Academy, all while continuing his search for his father.

In "Welcome to Demon School! Iruma-kun," Iruma Suzuki, a 14-year-old boy cursed with constant misfortune, has spent his life carrying out dangerous requests for his selfish and idle parents. His world is flipped when they sell his soul to Sullivan, a powerful demon, through a contract. Overwhelmed and confused, Iruma learns that Sullivan intends to become his grandfather. Sullivan then adopts Iruma and enrolls him in Babyls, a demon school. To hide his human identity, Iruma must fit in with his classmates without revealing his true nature. But he soon discovers that he is no ordinary human, and the demons around him may also hold secrets.

Several months after the events of the first season, Youkai Academy has been rebuilt and a new semester begins. Tsukune and his companions return, having grown stronger. The true nature of Anti-Thesis is revealed, along with new enemies and a threat far more dangerous than anything they have faced before. Tsukune struggles with the monster awakening inside him. With guidance from Moka, Mizore, Kurumu, Ruby, and Yukari, he trains to control his vampire heritage and gain the power needed to protect those close to him. The second season explores more of the girls' backgrounds and their family connections. New trials await, along with new allies who will join their side. Together, they seek to uncover the secrets behind Moka's rosary and her bloodline.