Black Butler

Nearly twenty years into the 21st century, people have forgotten the existence of Yokai. When a number of unexplainable phenomena plague adults of the human world with confusion and chaos, thirteen-year-old Mana writes a letter to the Yokai Post in search of answers, only to be greeted by GeGeGe no Kitaro...

Six months ago, Lord Hugh Disward (Huey), lost his eccentric grandfather, Wes. To inherit Wes's estate, Huey must take guardianship over the 'Mystic Archives of Dantalian' that contains forbidden knowledge and a mysterious girl called Dalian. Dalian and Huey begin an unlikely partnership as they solve mysteries caused by Phantom Books.

Set in the Shinigami technical school for weapon meisters, the series revolves around 3 groups of each a weapon meister and a human weapon. Trying to make the latter a "Death Scythe" which is the highest title for a weapon and thus fit for use by the Shinigami, they must collect the souls of 99 evil humans and 1 witch. Maka & Soul Eater, Black Star & Tsubaki, and Death the Kid with Patty and Liz Thompson are the characters Soul Eater revolves around. Besides taking the time to gather souls, these students of Shibusen defend Death City from some of the most powerful of creatures while still attending school and trying to become stronger.

In attempt to find a non-violent alternative for reducing Hell's overpopulation, the daughter of Lucifer opens a rehabilitation hotel that offers a group of misfit demons a chance at redemption.