Sugita's Top Page

http://www.realclearpolitics.com/?state=nwa (RealClear Politics)

http://www.politico.com/ (Politico)

http://www.jcb.co.jp/processing/share/wareki.html(和暦西暦早見表)

https://www.nytimes.com/2016/08/23/upshot/50-years-of-electoral-college-maps-how-the-us-turned-red-and-blue.html?em_pos=small&emc=edit_up_20160822&nl=upshot&nl_art=0&nlid=75846095&ref=img&te=1&_r=1

50 Years of Electoral College Maps: How the U.S. Turned Red and Blue

http://toyokeizai.net/ (東洋経済オンライン)

http://gendai.ismedia.jp/ (現代ビジネス)

http://trendy.nikkeibp.co.jp/ (日経トレンディネット)

http://weekly.ascii.jp/ (週刊アスキープラス)

http://www.watch.impress.co.jp/ Impress Watch

http://pc.watch.impress.co.jp/ (PC Watch)

http://healthpress.jp/ (ヘルスプレス)