http://headlines.yahoo.co.jp/hl?a=20070125-00000166-mailo-l26

http://www.asahi.com/business/update/0125/183.html

http://www.nikkei.co.jp/news/sangyo/20070125AT1D2506V25012007.html

http://www.business-i.jp/news/world-page/news/200701250033a.nwc

http://www.business-i.jp/news/ind-page/news/200701250018a.nwc

http://www.business-i.jp/news/ind-page/news/200701250019a.nwc

http://markets.nikkei.co.jp/kokunai/chumoku.cfm?id=d3l2504x25&date=20070125