cdjapan.co.jp, amazon.com, amazon.co.jp
http://auctions.yahoo.co.jp/
solarisjapan.com, nippon-yasan.com, nin-nin-game.com
Jlist.com , mangagamer.com
Amazon.jp, and a friend who actually lives in Japan who I send money, then they purchase and ship me the product themselves.
mangagamer.com, jlist.com
amazon.co.jp, steam, auctions.yahoo.co.jp