The mythical tanuki is a symbol of prosperity, cheerfulness and generosity, so the businesses are using it to spur the customers to spend generously, a role somehow similar to the Maneki Neko.
EXIF info:
Nikon Df
Lens: 24-70mm F/2.8G
Focal Length: 26mm
Aperture: F/2.8
Shutter Speed: 1/60s
ISO Sensitivity: ISO 3200