Where do you buy Japanese video games

well JAPAN but if your in the anywhere else the intertent

Edit: There are a few place where one can buy Japanese video games:
National Console Support usually has new and collector style games usually around the time of release but they sell out fast and hardly ever restock

http://www.ncsx.com

Japan Video Games usually has a good supply of games as well but they tend to be quite pricey.

http://www.japanvideogames.com/XBOX-360-s/24.htm