http://www.recordchina.co.jp/group.php?groupid=41920

http://ikuzi2.blog73.fc2.com/blog-entry-7378.html

http://copipe.cureblack.com/copipe/2010/05/08/16323

http://jyouhouya3.net/2010/05/post_487.html

http://adog.tumblr.com/post/580192371

http://bizmakoto.jp/bizid/articles/1005/07/news056.html

http://japanese.engadget.com/2010/05/06/moleskine-ipad-dodocase/

http://agora-web.jp/archives/1003818.html

http://www.apple.com/jp/news/2010/may/07ipad.html

http://gigazine.net/index.php?/news/comments/20100507_iphone_heart_rate_monitor/

http://blog.livedoor.jp/gai_jin/archives/51835332.html

http://www.gizmodo.jp/2010/05/ipad.html

http://mb.softbank.jp/mb/ipad/

http://sankei.jp.msn.com/economy/it/100507/its1005071801003-n1.htm

http://yachou.net/post/579218305

http://kuenishi.tumblr.com/post/580820286

http://www.gamebusiness.jp/article.php?id=1572

http://www.businessinsider.com/nintendo-execs-admit-apple-is-the-enemy-of-the-future-2010-5

http://www.nintendo.co.jp/ir/library/events/100507/index.html