www.dell.com/learn/jp/ja/jpdhs1/campaigns/student-purchase-program-university-open
www.so-net.ne.jp/access/gakuwari/
store.apple.com/jp/browse/campaigns/education_pricing
www.note-pc.biz/campaign/gakuwari.html
www.microsoft.com/ja-jp/education/license/ap/default.aspx
www.orange-ss.com/student.html
support.biglobe.ne.jp/jimu/keiyaku/gakuwari.html