These are dragon legs, with 3 toes with claws, as they are often represented in the traditional Japanese folklore. There is in Japan an interesting saying about dragons, stating that all the eastern dragons are coming from Japan and that when they leave the country another toe starts to grow. And the farther they get, the more toes they will have...
EXIF info:
Nikon D90
Lens: 8-16mm F/4.5-5.6G
Focal Length: 10mm
Aperture: F/7.1
Shutter Speed: 1/80s
ISO Sensitivity: ISO 200