Pantheon: Japanese

Types of Yūrei: 

Onryō: Refers to the spirit of a person who died with a grudge and was feared by people as bringing disaster through possession.

Ubume: A mother ghost who died in childbirth, or left young children behind. Will return to care for her children, often bringing them sweets.

Goryō: The spirit of a noble or accomplished person who became an onryō after losing a political power struggle or dying prematurely from an epidemic.

Funayūrei: Ghosts of those who died at sea. They appear as scaly fish-like humanoids.

Zashiki-warashi: The ghosts of children, who are mischievous and like pulling pranks.

Fuyūrei: These spirits do not seek to fulfill an exact purpose and wander around aimlessly.

Jibakurei: Ghosts that are bound to a specific place or situation.