Blue Exorcist (2011)

Iwatani Naofumi, a run-of-the-mill otaku, finds a book in the library that summons him to another world. He is tasked with joining the sword, spear, and bow as one of the Four Cardinal Heroes and fighting the Waves of Catastrophe as the Shield Hero. Excited by the prospect of a grand adventure, Naofumi sets off with his party. However, merely a few days later, he is betrayed and loses all his money, dignity, and respect. Unable to trust anyone anymore, he employs a slave named Raphtalia and takes on the Waves and the world. But will he really find a way to overturn this desperate situation?

After a Momotaro assassin suddenly kills his adoptive father, Shiki vows to avenge him. But first, he must learn to control his newly awakened Oni blood.

Rokuro is from a family of exorcists, but he'd rather be a singer, a soccer player or anything but an exorcist! He's forced to own up to his own incredible potential when new arrival Benio stirs his competitive spirit. But their rivalry gets a twist when they earn the prestigious title of "Twin Star Exorcists"—two supreme fighters fated to marry and birth the ultimate spiritual warrior!

After living a life devoted to serving his country and people, Inglis’ one wish to be free of a king’s burden and to train was actually heard, but as a beautiful girl! Reborn in the far future as a daughter to renowned knights, Inglis can now focus on mastering the martial arts. A wish has been granted, and Inglis will be on the front lines fulfilling the dream of becoming the strongest knight.

Yuji Itadori is a boy with tremendous physical strength, though he lives a completely ordinary high school life. One day, to save a classmate who has been attacked by curses, he eats the finger of Ryomen Sukuna, taking the curse into his own soul. From then on, he shares one body with Ryomen Sukuna. Guided by the most powerful of sorcerers, Satoru Gojo, Itadori is admitted to Tokyo Jujutsu High School, an organization that fights the curses... and thus begins the heroic tale of a boy who became a curse to exorcise a curse, a life from which he could never turn back.

Natsume Takashi has the ability to see spirits, which he has long kept secret. However, once he inherits a strange book that belonged to his deceased grandmother, Reiko, he discovers the reason why spirits surround him.

In his past life, he was known as Demon Lord Varvatos, an all-powerful magic user and ruler. But he was lonely after the loss of his friends and loved ones during his rise to power, so in his dying moments, Varvatos cast a reincarnation spell so that he'd get a second chance at just being a normal guy. At first it looks like that's going to work – he's reborn thousands of years later as villager Ard. Unfortunately for him, his memories are still intact and he's not aware just how much has been lost over the time he spent not existing, and it looks like that's going to cost him his normal life.

His past life and current life are intersecting--a boy with memories of two lives faces his destiny! After his mother was killed at an early age, the orphaned Rio fought his hardest to survive in the slums. One day, he awakens to the memories of Haruto Amakwa, who died in an accident while dreaming of being reunited with his childhood friend, and Rio realizing he has reincarnated in a world of swords and sorcery.

After a demon attack leaves his family slain and his sister cursed, Tanjiro embarks upon a perilous journey to find a cure and avenge those he's lost.

For over a thousand years, two great countries shared power in the world. One,the Barsburg Empire, was protected by the Eye of Raphael. The other, the Kingdom of Laggs, was protected by the Eye of Michael. Until a brutal war between them saw the Kingdom of Laggs destroyed... Ten years later, an amnesiac young orphan named Teito and his best friend Mikage are attending Barsburg Imperial Military Academy, dreaming of becoming officers. Teito is plagued by disturbing dreams of Laggs Castle just before the fall... Of a man who speaks to him of his “true mission,” and an enemy wielding a blood-drenched sword... But when Teito meets Staff Chief Ayanami, his memories begin to return. This is the enemy from his dream. The man lying in a pool of blood, giving him that warning, was his own father... And Teito himself is the prince of the destroyed Laggs Empire! Teito must leave the army to find his true mission, and the secret of his past.