Kamaitachi are considered to be weasel youkai native to the Japanese Alps – they are known for lacerating the skin of those caught out in the cold alpine air, while minimizing the flow of blood. They are so fast as to be invisible to the naked eye, and are considered masters of both the kama (Japanese sickle) and herbalism.
Kamaitachi were occasionally described genii loci or as gods, which place them at about the level of a starting Celestial.
Assuming you can provide a suitable explanation for why one would be outside of Japan, this version of the Kamaitachi is balanced to join a Celestial campaign as a player character. Continue reading