Bayron City -- a Mega-Float type city in the Pacific Ocean, which doesn't belong to any particular nation. As the mine for Orgonium, a new energy resource, this city is the most noticed in the world right now, and here special cases caused by demons called "D Hazards" has been occurring frequently. Only a handful of people know about the existence of D Hazards. They are handled by PMCs (Private Military Companies). Shu is a young man living in Bayron City who runs such a company, but his company is tiny. On top of that, he cherry-picks his jobs, so he is always in a bind for money. His life, both publicly and privately, is being supported by the beautiful high school girl Kisara who attends a school in Bayron City.
Rather than take a more sensible approach to salvaging his grades in time for graduation, Alto summons a bit of otherworldly help. Only after does he learn he’s bound the legendary she-devil Vermeil into service as his familiar!
Rosewood Academy isn’t for your average student. This prestigious school specializes in training future heroes destined to protect humanity. Among them is Earnest Flaming, a young girl with unmatched skill who holds the highest record. But her reign at the top is challenged when she’s assigned to mentor a new and carefree student, Blade, whose power rivals her own!
Toujou Basara is a high school student whose father has suddenly just remarried. His father then departs overseas leaving Basara with two new beautiful step-sisters. Little does he know, his new sisters, Mio and Maria are actually the new Demon Lord and a succubus!? Almost trapped into a life of servitude, Basara forms a reverse contract by accident and ends up becoming Mio's master! Hijinks ensue as Basara finds himself in one ecchi situation after another. However, Mio's life is in danger as she is pursued by demons and heroes!
For 30 years, thousands have traveled to other worlds. The few that return keep the powers they had in those worlds. Akatsuki Ousawa returns from the world of Alayzard with the defeated Demon King's daughter, Miu. Miu pretends to be Akatsuki's sister to hide her true identity. They join Babel, a school for inter-dimensional travelers, and struggle against the student council to uncover the truth behind the school.
On the brink between Heaven and Hell lies the town of Daten City, where sinister spirits known as "Ghosts" feast upon humanity.
Rito Yuuki is unlucky when it comes to love — no matter how hard he tries to confess to his crush, his efforts end in failure. After another day’s confession goes down the drain, Rito spends his night sulking in his bathtub. But when a naked girl with a pointed tail teleports into the tub with him, it seems like Rito’s luck is finally looking up! His fortune doesn’t last long when he finds himself accidentally engaged to the buxom beauty who is none other than the princess of the planet Deviluke!
Ten years ago, the hero Max defeated the Demon Lord. In order to regain his power, the Demon Lord went into a deep slumber...but when he awakens, his body is only a chibi version of its fearsome form. Now curious to see what his enemy is up to, the Demon Lord visits Max, only to discover the mighty hero living in a dirty one-room apartment. The Demon Lord decides to move in with Max and help his old enemy become a formidable opponent once more!
Fourteen-year-old Iruma Suzuki has just been abandoned and sold to a demon by his irresponsible parents! Surprisingly, the next thing he knows he's living with the demon who has adopted him as his new grandson and has been transferred into a school in the Netherworld where his new demon grandfather works as the principal. Thus begins the cowardly Iruma-kun's extraordinary school life among the otherworldly as he faces his true self, takes on challenges, and rises to become someone great.
A door to another world stretches out before a boy who's been brutally bullied all his life. This alternate reality grants him access to all sorts of things, like cheat skills and a portal that lets him travel between his old and new worlds! Can this class loser turn his life around back home...?
Demon King Daimao follows Akuto Sai as the lead character, who on the day he enters Constant Magic Academy, receives a very unexpected future occupation aptitude test result: “Demon King.”
Awakening from magical stasis after a thousand years, the Dark Lord Leonis suddenly finds himself in the body of a ten-year-old boy! He quickly meets Riselia, a girl confronting the Voids, creatures that have nearly exterminated humanity. Determined to uncover the mysteries of this strange new era, Leonis enrolls in Excalibur Academy, a school that trains students to fight back against these enigmatic monsters. Could the Voids hold some connection to Leonis's past?
Gabriel White graduated at the top of the class at angel school and attends a human school on earth in pursuit of knowledge, but then gets engrossed in an MMO and decides it's too much trouble to go anywhere. Based on the manga by Ukami.
A young man is reborn in another world where he is adopted as a baby by the hero Merlin Wolford and named Shin. By his 15th birthday, Shin has accumulated all kinds of power by studying under Merlin, but one thing his adoptive grandfather didn't give him was a lick of common sense.
Zagan might be the most feared evil sorcerer, but when it comes to social interactions, he's the most inept. All those days studying the dark arts won't help him when he falls in love at first sight with Nephelia, the beautiful elven slave, and spends his entire fortune to purchase her. With no clue how to talk to each other, the awkward arrangement for a bumbling sorcerer and timid elf begins.
Gozu dies, wakes up in his favorite game, and falls for the Demon King. Together, they set out to conquer the world—and each other.
Anos Voldigord was a tyrannical Demon King that eradicated humans, spirits, and even the gods, but became bored of eternal warfare and reincarnated with dreams of a peaceful world. However, what awaited him in reincarnation after 2000 years were descendants who became too weak after being accustomed to peace, and all sorts of magic that deteriorated to the extreme. Anos enters Demon King Academy that gathers and educates those who are viewed as the reincarnation of the Demon King, but the academy could not see through his true powers and ends up branding him as a misfit.
Issei Hyodo is your average perverted high school student whose one wish in life is to have his own harem, but he's got to be one of the unluckiest guys around. He goes on his first date with a girl only to get brutally attacked and killed when it turns out the girl is really a vicious fallen angel. To top it all off, he's later reincarnated as a devil by his gorgeous senpai who tells him that she is also a devil and now his master! One thing's for sure, his peaceful days are over. In a battle between devils and angels, who will win?
An ordinary high school boy fails to get into any private academy except one — which happens to be populated by supernatural creatures disguised as humans. To survive, he has to pretend that he is one of them and blend in.
Touka is just your average (slightly perverted) farmer in the village of Cheza. While he daydreams about being a hero and getting the girl, the real hero, Sion, is out battling demons that threaten to invade the world! But one day, Touka accidentally kills the hero…?! With the Legendary Hero dead, who's going to save the world now?! Touka quickly buries Sion's body to hide the evidence, but wakes up the next day to discover he is no longer in his own body…!!
