http://www.awards-entry.jp/04.html

http://www.s-housing.jp/modules/news/article.php?storyid=2287

http://news.searchina.ne.jp/disp.cgi?y=2006&d=0403&f=business_0403_005.shtml

http://news.livedoor.com/webapp/journal/cid__1823136/detail

http://news.livedoor.com/webapp/journal/cid__1821482/detail

http://www.news2u.net/NRR200610805.html

http://release.nikkei.co.jp/detail.cfm?relID=127645&lindID=6

http://www.bnn-s.com/bnn/bnnMain?news_genre=18&news_cd=I20021022570