The comprehensive wiki on the Japanese kitsune gives a pretty good introduction to a huge body of myth, legend and sacred story about fox gods. The entries for the (older) Korean kumiho and Chinese huli jing aren’t as long, but there are linked references out for further study if you’re interested.
Oinari, the Shinto divinity of rice and fertility, is often represented by the messenger fox. There’s more on the Shinto and Hindu understanding of the fox spirit here.
Fox woman myths abound the world over. I’ll have to come back to her.
This image is from the story of Kuzunoha:
In Achomawi legend, Silver Fox Woman is the Creator.