Corpse Bone Doll

Corpse Bone Doll is a medical ninjutsu created by Kokkan Kaguya, the mechanics behind the jutsu is unknown. With is known is that it revolves are the manipulation of small doll like objects which are made of bone. To use Kokkan, flows his chakra into the doll then throws the doll onto an object, followed my making the dragon seal. This causes the doll to glow and consume the surrounding objects. Moments later the the doll grows into the form of a human body. The bodies appears as black colored, semi-transparent and featureless, having no wrinkles, musculature or folds one would expect from humans, its surface seems entirely smooth, the most detailed parts being the individual fingers.

Kokkan is able to control the doll at will or allow them to run free, in both cases the dolls will avoid all people he states. Kokkan has shown to have five dolls is possession with unique symbols engraved on them. He states he will not use the five unless he has no other choice, leading other to think the have are stronger then the normal ones.