Region of Darkness

The Region of Darkness (闇の一帯, Yami no Ittai) refers to the cluster of countries to the west of the. These countries are plagued by otherworldly creatures known as since the Region of Darkness is located directly above the barrier which separates the human realm from the Demon Realm (悪魔界, Akumakai). Because of the superstition that those who originate from these countries are cursed, the Five Great Shinobi Countries avoid interaction with them.