I'm really glad to have had two Kitsune choose me as part of a reverse adoption! They are very strange spirits and are a lot of fun!
Advantages: Mine were very easy to bond with, very protective and loyal! They are also a lot of fun.
Disadvantages: They are prone to playing pranks, especially hiding keys. I'll be looking forever and then I ask them to stop and I find them instantly haha it's kind of funny actually