Rosario + Vampire

Author(s): IKEDA Akihisa

Status(s): Completed

Reviews: By a bizzare coincidence, Tsukune Aono has accidentally gotten himself admitted to a youkai acadamy, a school attended by monsters (youkai)

Nurarihyon no Mago

Author(s): SHIIBASHI Hiroshi

Status(s): Completed

Reviews: Rikuo Nura, a kid that is part human and a quarter youkai (demon), lives in a house full of spirits along with his youkai grandfather

Kuroshitsuji

Author(s): TOBOSO Yana

Status(s): Ongoing

Reviews: The series follows Sebastian Michaelis, a demonic butler who is bound by a supernatural contract to serve Ciel Phantomhive

Ao no Exorcist

Author(s): KATOU Kazue

Status(s): Ongoing

Reviews: This world consists of two dimensions joined as one, like a mirror. The first is world of the humans live, Assiah. and world of demons, Gehenna

Btooom!

Author(s): INOUE Junya

Status(s): Completed

Reviews: Ryota Sakamoto is one of the top-ranked players of BTOOOM!, an online battle game

Beelzebub

Author(s): Tamura Ryūhei

Status(s): Completed

Reviews: The Beelzebub manga is about this invincible delinquent who found this mysterious baby by accident and the baby became attached to him

One Piece

Author(s): ODA Eiichiro

Status(s): Ongoing

Reviews: Gold Roger was known as the Pirate King, the strongest and most infamous being to have sailed the Grand Line

Naruto

Author(s): KISHIMOTO Masashi

Status(s): Completed

Reviews: Twelve years before the start of the series, a powerful creature known as the Nine-tailed Demon Fox attacked the ninja village Konohagakure

Hataraku Maousama!

Author(s): WAGAHARA Satoshi

Status(s): Ongoing

Reviews: Demon almost succeeds in conquering the world but is then defeated by the Hero and is sent to modern day Tokyo

Death Note

Author(s): OHBA Tsugumi, ASAMI Yuuko

Status(s): Completed

Reviews: Yagami Light is an aspiring young man who seems destined for success