Kyou

Third-year high school student Koyomi Araragi barely survives a vampire attack, thanks to the help of Meme Oshino, a strange man who lives in an abandoned building. Despite being able to save his humanity, several powers from vampirism remained in his body as side effects.

Rintaro Okabe is a self-proclaimed "mad scientist" who believes that an international scientific organization named SERN is conspiring to reshape the world according to its own interests. He and his friend Itaru Hashida inadvertently create a gadget able to send messages to the past.

Angel Beats! takes place in an afterlife high school, which acts as limbo for teenagers who have died and experienced traumas or hardships during their lifetime.

Hellsing, a secret organization within the British government, has long been battling supernatural threats to keep people safe from creatures of the night. They have a secret weapon in the form of an incredibly powerful vampire Alucard.

Alucard is not just any immortal, but probably one of the oldest and strongest beings known to exist. This vampire, however, is duty bound to the Hellsing family, who acts as the dogs of England's queen, protecting the country from the most dangerous parts of the underground, namely other vampires.

Shana, and Alastor Lord of the Crimson Realm, continue to do battle with the Denizens, who are trying to steal the Power of Existence from mortals. In the last battle, Yuji is revealed to be a mystes, a “torch” of nearly unlimited Power of Existence.

Set in the city of Misaki, Japan, Shakugan no Shana (Translated as Burning-Eyed Shana) is a story involved in the disputes of those from a parallel universe called the Crimson Realm. It largely focuses on Yuji Sakai, an average Japanese high school boy, who gets thrown in the Crimson Realm’s conflict by the accident.

Takatoshi Tsuda joins ?sai Academy, a co-ed high school that until recently had been an all-girl school, where he is asked to join the student council as vice-president and a male representative.

Ten years ago, an inscrutable and abnormal territory known as Hell's Gate appeared in Tokyo, altering the sky and wreaking havoc on the landscape. The heavenly bodies disappeared, replaced by false stars.

After accidentally killing a government official’s son in a fight, Mugen and Jin are seized, and are sentenced for execution. Fuu successfully saves the two warriors, and hires them to accompany her during her search for a samurai “who smells of sunflowers” which may lead to her father.