Here you can find out where to see Gal Circle, links to official sites, and fanlisting affiliates. If you know of a link or you want to affiliate, drop me a line. Be sure to have a 75x50 code ready, or I can make you one.
Amazon Japan - You can buy the Gal Circle OST, visual book, and the DVDs when they are released from here.
D-Addicts - You can download Gal Circle via Bit Torrent here. Softsubs are also available.