GuessAnime.

10. Diabolik Lovers

At the behest of her father, Yui Komori goes to live in a secluded mansion, home to the six Sakamaki brothers—Shuu, Reiji, Ayato, Kanato, Laito, and Subaru—a family of vampires. Though at first the siblings are confused as to why the girl has arrived, they soon realize that she is to be their new "sacrificial bride," not to mention their other, more carnal intentions for her. After meeting the brothers, Yui quickly begins to question why her father would have sent her here and why she feels a strange, new pain in her chest. With each brother more sadistic than the last, Yui's life as a captive takes a harrowing turn in her new home. As her days turn into endless nights, and each brother vows to make her his own, Yui falls deeper and deeper into madness and ecstasy.

Diabolik Lovers is finished and has 12 Episodes. It is also Known as: DIABOLIK LOVERS, DiaLover

9. Amnesia

After fainting at work, a young lady awakens in the back room of the café she works at with no memory of her life or those around her. Two of her friends, whom she soon learns are named Shin and Toma, are called to help her get home safely. Once she is alone, she meets a spectral boy named Orion that only she can see and hear. He explains that she lost her memories because of his chance visit to her world, so he vows to help her remember who she is.

However, regaining her departed memories without worrying those around her may be more difficult than she realizes. In addition to the gloomy Shin and the protective Toma, she must be wary of arousing the suspicions of the captivating Ikki, the quick-witted Kent, and a mysterious man who lurks in the distance. As her amnesia entangles her in the lives of each of these men, her fragmented memories return piece by piece, and the mysteries of her circumstances slowly come to light.

Amnesia is finished and has 12 Episodes. It is also Known as: AMNESIA, Amnesia

8. Rokka no Yuusha

Legend says, when the Evil God awakens from the deepest of darkness, the god of fate will summon Six Braves and grant them with the power to save the world. Adlet, who claims to be the strongest on the face of this earth, is chosen as one of the “Brave Six Flowers,” and sets out on a battle to prevent the resurrection of the Evil God. However, it turns out that there are Seven Braves who gathered at the promised land…

Rokka -Braves of the Six Flowers- is finished and has 12 Episodes. It is also Known as: 六花の勇者, Rokka no Yusha

7. Code:Realize - Sousei no Himegimi

Cardia has a deadly poison residing in her body, and as a result, gets called a monster by others. One night, she meets a mysterious man calling himself Arséne Lupin, who leads her to Industrial London. From there, she meets various people uncovering the truths and real stories behind the strange people and land, in an attempt to recover her memories and search for her father who holds the keys to her memories in London.

Code: Realize ~Guardian of Rebirth~ is finished and has 12 Episodes. It is also Known as: Code:Realize ～創世の姫君～, Code:Realize - Sousei no Himegimi

6. Charlotte

Very few adolescent boys and girls have an onset of special abilities. Yu Otosaka is one such man who uses his ability unbeknownst to others in order to lead a satisfying school life. Then one day, a girl named Nao Tomori suddenly appears before him. Their encounter reveals the destiny for wielders of special abilities.

Charlotte is finished and has 13 Episodes. It is also Known as: Charlotte（シャーロット）, Charlotte

5. Guilty Crown

Japan, 2039. Ten years after the outbreak of the "Apocalypse Virus," an event solemnly regarded as "Lost Christmas," the once proud nation has fallen under the rule of the GHQ, an independent military force dedicated to restoring order. Funeral Parlor, a guerilla group led by the infamous Gai Tsutsugami, act as freedom fighters, offering the only resistance to GHQ's cruel despotism.

Inori Yuzuriha, a key member of Funeral Parlor, runs into the weak and unsociable Shuu Ouma during a crucial operation, which results in him obtaining the "Power of Kings"—an ability which allows the wielder to draw out the manifestations of an individual's personality, or "voids." Now an unwilling participant in the struggle against GHQ, Shuu must learn to control his newfound power if he is to help take back Japan once and for all.Guilty Crown follows the action-packed story of a young high school student who is dragged into a war, possessing an ability that will help him uncover the secrets of the GHQ, Funeral Parlor, and Lost Christmas. However, he will soon learn that the truth comes at a far greater price than he could have ever imagined.

Guilty Crown is finished and has 22 Episodes. It is also Known as: ギルティクラウン, GUILTY CROWN

4. 07-Ghost

Barsburg Empire's Military Academy is known for training elites who bring victory to the empire. Students of the academy freely utilize an ability called "Zaiphon" to fight, while the types of Zaiphon usable depends on the nature of the soldier.

Teito Klein, a student at the academy, is one of the most promising soldiers produced. Although ridiculed by everyone for being a sklave with no memories of his past, he is befriended by a fellow student called Mikage. While preparing for the final exam, Teito uncovers a dark secret related to his past. When an attempt to assassinate Ayanami, a high-ranking official who killed his father, fails, Teito is locked away awaiting punishment.

Only wanting the best for Teito, Mikage helps him escape. Teito ends up at the 7th District Church where he is taken in by the bishops. It is here that Teito attempts to evade the grasp of Ayanami and the Military, so he can rediscover his memories and learn why he is the person that can change the fate of the world.

07-Ghost is finished and has 25 Episodes. It is also Known as: セブンゴースト, 07 Ghost, Seven Ghost, 7 Ghosts, The Seven Ghosts

3. Kyoukai no Kanata

Mirai Kuriyama is the sole survivor of a clan of Spirit World warriors with the power to employ their blood as weapons. As such, Mirai is tasked with hunting down and killing "youmu"—creatures said to be the manifestation of negative human emotions. One day, while deep in thought on the school roof, Mirai comes across Akihito Kanbara, a rare half-breed of youmu in human form. In a panicked state, she plunges her blood saber into him only to realize that he's an immortal being. From then on, the two form an impromptu friendship that revolves around Mirai constantly trying to kill Akihito, in an effort to boost her own wavering confidence as a Spirit World warrior. Eventually, Akihito also manages to convince her to join the Literary Club, which houses two other powerful Spirit World warriors, Hiroomi and Mitsuki Nase.

As the group's bond strengthens, however, so does the tenacity of the youmu around them. Their misadventures will soon turn into a fight for survival as the inevitable release of the most powerful youmu, Beyond the Boundary, approaches.

Beyond the Boundary is finished and has 12 Episodes. It is also Known as: 境界の彼方, Beyond the Horizon, Kyokai no Kanata

2. Kamigami no Asobi

Yui Kusanagi, normal human girl, was suddenly transported to another world for a very special mission: to show the young gods of the divine realm what it means to be human. Over the years, these handsome young gods have lost their ability to empathize with or interact with humans. Anyone would be happy to be surrounded by such dizzyingly good-looking people, but the problem is, she only has one year to complete her mission, and if she fails, all of them will be stuck in this realm forever.

With many of the gods showing great reluctance to even participate in the compassion project, Yui faces an uphill battle. Will she be able to convince them all to learn a lesson in humanity or will they all be stuck together for the rest of their lives?

Kamigami no Asobi is finished and has 12 Episodes. It is also Known as: 神々の悪戯, Kamigami no Asobi: Ludere deorum, Kamiaso

1. Musaigen no Phantom World

In the near future, monstrous creatures called “phantoms” descend upon the world. Haruhiko Ichijo is a student at Hosea Academy, along with Mai Kawakami, Reina Izumi, and Koito Minase, three girls who fight these creatures. High school life proceeds as normal until a certain incident reveals the truth of their world to them.

Myriad Colors Phantom World is finished and has 13 Episodes. It is also Known as: 無彩限のファントム・ワールド, Musaigen no Phantom World