I started with a 245x245mm tracing paper with 40x40 grid. After some tinkering with the folds, I finally got the base ready.
The base was really thick
The completed Nine-Tailed Fox
As you can see, the legs and paws were not done properly. Final shaping will take some time. Anyhow, I was satisfied with the results.
Fox with nine tails
Top-side view
Here is a better model of the Nine-tailed fox by Guspath Go but no diagrams or crease pattern were provided. The only info is from a forum stating that about 75% of the paper is used to make the tails.