Corpse Slayers Campaign
Elite group of Tenjitsu Sect monks that bond with a shikabane in a ritual in order to give that shikabane back their self. Once this occurs, the monks are able to form a partnership with that shikabane so that they are able to kill other shikabane that are not able to be bonded. The shikabane that are bonded become Kizuna Shikabane. To join the Shitai, a monk acolyte is required to go through rigorous training at the end of which they will be able to bond a Kizuna Shikabane and start a training cycle all over again.