Kitsune Amaha appears in The Adventures of Zovhara Ashfrost in 2 chapters.
She is wearing a wooden mask that resembles a fox, but she is a furry humanoid herself. Her face (behind the mask) has a small snout as explained in one of the chapters:
"Zov’ha’s eyes darted to take in every detail of Amaha’s countenance, which she was seeing for the first time. The old woman was some sort of Poban — her face was mottled with thick white fur, and her mouth was protruded like an ape’s… or a fox? Her hands too, were furry, but thin and clawed. Zov’ha did not find her repulsive, rather she felt comfortable and protected..."