http://sankei.jp.msn.com/economy/business/090225/biz0902251018005-n1.htm

http://blogs.shintak.info/archive/2009/02/26/47902.aspx

http://pc.watch.impress.co.jp/docs/2009/0225/iodata.htm

http://av.watch.impress.co.jp/docs/news/20090225_42966.html

http://av.watch.impress.co.jp/docs/news/20090225_42965.html

http://deductivehappiness.tumblr.com/post/81340556

http://www.softbankmobile.co.jp/ja/news/press/2009/20090225_05/index.html

http://ipodtouchlab.com/2009/02/zen-bound-iphone-347.html

http://plasticdreams.tumblr.com/post/81399378

http://pc.watch.impress.co.jp/docs/2009/0226/kaigai492.htm

http://www.nikkeibp.co.jp/article/column/20090218/132880/

http://www.nintendo.co.jp/corporate/release/2009/090225.html