Pandora Hearts (2009)

Lingalind is a land enclosed by the Wall. The Wall covers, protects, cultivates, and nurtures the land. One day in Edger, a village on the outskirts of Lingalind, a mysterious man named Back Arrow appears. Arrow has lost his memory, but he claims that all he knows is that “I came from outside the Wall.”

On Christmas Eve, Hiro Hirono meets a girl named Miyako Miyamura as she chases a purse snatcher. Hiro later finds out that Miyako also goes to the same school as he does and they start hanging out together. This makes Hiro's childhood friend, Kei Shindō, feel left out, so she tries to compete with Miyako for Hiro's affection, creating a love triangle. Meanwhile, Renji Asō meets a girl named Chihiro Shindō at an abandoned train station. He soon learns that Chihiro suffers from a type of amnesia where her memory lasts for only 13 hours. He also discovers Chihiro's dream of writing a novel, but she has never been able to fulfill that dream due to her condition. Renji then decides to help her fulfill that dream.

When aspiring duelist Yuma meets Astral, a mysterious visitor from another universe, it seems like destiny. Yuma needs Astral to teach him how to duel, and Astral needs Yuma to help him regain his memories!

Lucy is a 17-year-old girl, who wants to be a full-fledged mage. One day when visiting Harujion Town, she meets Natsu, a young man who gets sick easily by any type of transportation. But Natsu isn't just any ordinary kid, he's a member of one of the world's most infamous mage guilds: Fairy Tail.

Rentt Faina has hunted monsters for the last 10 years. Sadly, he’s not great at his job, stuck hunting slimes and goblins for a few coins each day. His luck turns when he finds an undiscovered path. At the path’s end, he meets his demise in the maw of a legendary dragon. But, he wakes up as an undead bag of bones! He sets out to achieve Existential Evolution and rejoin the land of the living.

17 years ago, immortals first appeared on the battlefields of Africa. Later, rare, unknown new immortal lifeforms began appearing among humans, and they became known as "Ajin" (demi-humans). Just before summer vacation, a Japanese high school student is instantly killed in a traffic accident on his way home from school. However, he is revived, and a price is placed on his head. Thus begins a boy's life on the run from all of humankind.

Banri Tada is a freshman at a Tokyo law school. After an accident, he suffers severe memory loss. Despite the incident, he befriends fellow freshman, Mitsuo Yanagisawa, which leads him to the beautiful, yet obsessive, Kouko Kaga.

Mireille Bouquet is a professional assassin, and a very good one at that. But when she follows up an E-mail from a young Japanese girl named Kirika Yumura, inviting her to take "a pilgrimage to the past", her life becomes even more dangerous than it already is. Now, with a haunting melody invoking the memory of an event long past, Mireille and Kirika decide to work together to find the truth about a thousand-year-old organization that has controlled both of their lives since before they were born. And the only clue in their search, the only thing Kirika remembers about herself, becomes their working codename: a name designating an ancient fate, of two maidens who reign over death—Noir.

Yukito, the son of a questionable cult leader, lost his life due to the cult's ridiculous training practices. Now to his surprise, he was reincarnated into another world! It was an ideal world for him without the concept of "God" or "religion" BUT...! A unique "reincarnating in other world" adventure begins: creating a "religion" in a world without God?!

When a shapeshifting demon with a thirst for human flesh, known as "youma," arrives in Raki's village, a lone woman with silver eyes walks into town with only a sword upon her back. She is a "Claymore," a being manufactured as half-human and half-youma, for the express purpose of exterminating these monsters. After Raki's family is killed, the Claymore saves his life, but he is subsequently banished from his home. With nowhere else to go, Raki finds the Claymore, known as Clare, and decides to follow her on her journeys. As the pair travel from town to town, defeating youma along the way, more about Clare's organization and her fellow warriors comes to light. With every town cleansed and every demon destroyed, they come closer to the youma on which Clare has sought vengeance ever since she chose to become a Claymore.