NJ2100
http://shop.epson.jp/nj2100/

Thinkpad R51
http://www-604.ibm.com/webapp/wcs/stores/servlet/CategoryDisplay?storeId=10000392&categoryId=4611686018425111767&catalogId=-392&langId=-10&mtm=7650A37

Ispiron1525
http://www1.jp.dell.com/content/products/features.aspx/notebooks_good?c=jp&cs=jpdhs1&l=ja&s=dhs#connect