Here's some info on them, but please do more research after reading this. Just type in Shiba Inu in your search engine and I'm sure you'll pull up a lot of helpful websites.

http://www.canismajor.com/dog/shiba.html

This is another helpful website with rescue links and breeder referrals (I personaly would go with a rescue):

http://www.shibas.org/rescue.html