An average of 260 humans are born every minute. On the 9th minute of the 9th hour of September 9, 2024, only 18 individuals were born. On that day and minute, 18 stars shined brightly in the sky, and these 18 children were chosen by prophecy to be the saviors of mankind. Nitarazu Hisoka wakes up, completely naked and surrounded by cold metal. Others lay around him, all approximately similar in age. As they attempt to grasp their situation, they find themselves face to face with the leader of a cult-like religious group known as "Kreetha." The explanation they receive from this religious group shatters any hope for a normal life for these young individuals. Now, they must survive the trials laid before them, while coming face to face with each others' pasts. (Source: MangaHelpers)

"It's fine, just try it once." Her childhood friend stole her fiancé, her manga project was rejected, and she got kicked out of the place where she was staying... mangaka Himari Mizuno was left living in a precarious situation. First off, a place to stay... she decides to move into a share house where creator-types reside. Living there is the wary novelist Shizuto Yuzuki and the sociable designer Aki Okamoto. She finds herself living together with these two men. However, at the welcoming party on her first day, Himari has a certain misunderstanding with Shizuto; Intending to correct it, she comes to his room while drunk... (Source: Ura Sunday)

Third part of the Hidan no Aria manga adaptation.

Tired of ceaseless war destroying humans, spirits, and demons alike, the Demon King of Tyranny, Anos Voldigoad, reincarnates to restore peace. Two thousand years have passed…but who could have known that his descendants’ complacency would cause magic to regress so much? After receiving an invitation to the illustrious Demon King Academy, a school tasked with locating the reincarnated founding ancestor, Anos resolves to enroll, only to discover that his magic is off the charts—literally! With power too great to be measured, the former Demon King is branded a misfit. How will he convince demonkind that the school’s founder stands before them? Thus begins a misfit’s climb to the top of the demon hierarchy! *Source: J-Novel Club, Vol. 1*

Tobei, a ruthless punk from feudal Japan, has been damned to hell for the past 300 years. Given a chance for redemption, he's sent to the modern world to vanquish 108 malevolent spirits in 108 days. Will the baffling ways of the present prove to be an even greater foe than the sinister fiends he must defeat? Tobei is about to go medieval on the 21st century! (Source: VIZ Media)

Tokyo Butei High School is a place where teenagers are trained to be "Butei", combat detectives. Tokyou Butei student Touyama Kinji, who is otherwise ordinary, has a special ability to go into "Hysteria Mode" that can trigger without his control when he is in close proximity to girls. In his Hysteria Mode, which he is trying to keep something of a secret, he becomes super powerful and very concerned with protecting women. One day Kinji is targeted by a Butei killer, who rigs his bicycle to explode, and is rescued by assault expert transfer student Aria H. Kanzaki. But after witnessing his Hysteria Mode, Aria will not leave him alone...

Mikito Sakurai is tired of being a punching bag for all the delinquents on campus. But what can he do? By nature he's a gentle and easygoing high school student. That all changes the night he swallows a mysterious orb and meets Zakuro, a strange kid who promises to grant his most heartfelt desire. *"When you wake up,"* says the pint-sized apparition, *"you'll be stronger and better than a human."* And that's exactly what happens. Mikito wakes up with superstrength. But there's a catch. He may look the same on the outside, but deep inside lurks a monster that craves ultraviolence and the taste of human flesh. *"I used to hate the sight of blood,"* says Mikito to himself, *"but now it looks so beautiful to me."* (Source: VIZ Media)

A girl is sent back in time to meet the man of her dreams–but he’s a caveman?! Fed up with the weak, passive men of the modern age, Mito’s wish is to find her ideal boyfriend: a real tough guy! When her prayer is (literally) answered, she’s whisked over two hundred million years back into the past, to an era before the rise of humankind. Has she really met the man of her dreams in Garhi, a fur-covered caveman who looks as much ape as he does human? Don’t miss this hilarious shoujo series about a love for the ages! (Source: Seven Seas Entertainment) *Note: Includes the one shot "Senkou no Giselle".*

In 1979, before the end of the anime, Yoshiyuki Tomino himself created the first novelizations of the original Gundam anime series. The novels, issued as a series of three books, allowed him to depict his story in a more sophisticated, adult, and detailed fashion. Along with this adaptation came several major changes to the story. (Source: Wikipedia)

The only chance Tobei has to escape from the grips of Hell once and for all is to continue his quest to slay manifestations of human evil. His deal gave him 108 days to achieve his goal. This is Tobei's final day.