Amazon、Kindle Fire向けのゲームプラットフォーム「GameCircle」を発表
http://internet.watch.impress.co.jp/docs/news/20120712_546387.html
http://phx.corporate-ir.net/phoenix.zhtml?c=97664&p=irol-newsArticle&ID=1713694&highlight=
http://www.amazonappstoredev.com/2012/07/announcing-amazon-gamecircle-a-new-gaming-experience-for-kindle-fire.html
http://amazon.com/gamecircle-games