http://mainichi.jp/journalism/listening/news/20150415org00m070004000c.html

http://mainichi.jp/select/news/20150413k0000e020204000c.html

http://www.kosholaw.com/teikoku-76.htm

http://www3.nhk.or.jp/news/html/20150414/k10010047771000.html

http://headlines.yahoo.co.jp/hl?a=20150415-00000043-mai-soci