Nakanin

Nakanin (仲忍, Literally meaning: Relation Ninja) is an official ranking unique to Sunagakure. Created by the Eighth Kazekage, the Nakanin is responsible for developing a bond with the Tailed Beast Shukaku without the need for the beast to be sealed within a. The Nakanin also attempts to change Shukaku's perspective on humanity through this bond however they can.