http://gutarin.tumblr.com/post/101840736

http://q.hatena.ne.jp/1241105085

http://www.appbank.net/2009/05/01/iphone-application/23495.php

http://www.yukawanet.com/sunday/2009/04/websleipnir.html

http://www.gizmodo.jp/2009/05/skypedsi_1.html

http://japanese.engadget.com/2009/04/30/wii-dsi-wii/

http://yutori2ch.blog67.fc2.com/blog-entry-294.html

http://www.oshiete-kun.net/archives/2009/04/0905-138.html

http://hexe.tumblr.com/post/101401355

http://kuenishi.tumblr.com/post/101429511/1

http://ipodtouchlab.com/2009/04/iphone-bloclock-389.html

http://gigazine.net/index.php?/news/comments/20090501_psp_new/

http://japanese.engadget.com/2009/04/29/psp-umd-e3/

http://hatimaki.blog110.fc2.com/blog-entry-1012.html

http://www.slashgear.jp/2009/04/post-4601/

http://japanese.engadget.com/2009/04/29/ar-dj/

http://alfalfa.livedoor.biz/archives/51460743.html

http://karapaia.livedoor.biz/archives/51350804.html

http://yamato.tumblr.com/post/101099196

http://www.usabilitypost.com/2008/09/29/a-guide-to-choosing-colors-for-your-brand/

http://dewfalse.tumblr.com/post/101366810

http://d.hatena.ne.jp/tenten99/20090429/1240984447

http://www.1101.com/iphone/index.html

http://dannnao.tumblr.com/post/100983917

http://dannnao.tumblr.com/post/100954942

http://scudroid.tumblr.com/post/101069886/10-2009-04-26-21-19-27-27

http://dewfalse.tumblr.com/post/101229503/iphone

http://jp.techcrunch.com/archives/20090428iphone-owners-dont-use-their-devices-for-work-yeah-right/

http://www.appbank.net/2009/04/28/iphone-application/23060.php

http://toriaji.tumblr.com/post/100888632