Kuda-gitsune in Touhou
Kuda-gitsune have the ability to possesses humans and control their minds, and can additionally disappear at will. They are used by practitioners to make money for them, but in using their powers, kuda-gitsune devour the practicioner's own vitality and wealth. Moreover, these foxes are gluttonous youkai that will only eat gourmet food and will not work if hungry.
They can be kept in bamboo tubes, but they must be kept in a male-female pair. This has a great disadvantage, however, since doing so will increase the number of foxes, their consumption levels greatly increase, inevitably devouring all of the practitioner's vitality and wealth in the process.
The increase of foxes due to keeping a male-female pair may possibly be the only known reproduction in youkai. However, because Kasen Ibaraki only stated that "Doing so will increase their numbers", it can only be assumed as normal biological reproduction.
Characters under this Bestiary
- Wild and Horned Hermit: Chapter 8 — Kasen: "Tube foxes serve human spellcasters and work to bring about wealth. They can possess humans and manipulate them at will, or gather both trinkets and fortunes without restriction."
- Wild and Horned Hermit: Chapter 8 — Kasen: "Kuda-gitsune are normally kept in bamboo tubes, but must be kept in a male-female pair. Doing so will increase their numbers, thus increasing their food requirements, inevitably devouring all of the practitioner's vitality and wealth in the process."