Jigoku

Jigoku, also known as the Realm of Evil, is one of the Spirit Realms?. It is a realm of pure and darkest evil and the source of the oni and the Shadowlands. Though all of the Spirit Realms are occassionally referred to as "Jigoku", the proper use of the name is only for the one dark Realm

Nature

The realm itself is a maelstrom of pain and suffering, with the spirits of humans who's mortal lives condemned them to this realm being constantly hounded and tortured by oni. Jigoku is one of the most jealous realms, exerting its control in the form of the Shadowlands Taint. It is primarily with the concerned with the corruption of Ningen-do?, since it is connected to all other realms.