https://www3.nhk.or.jp/news/html/20171226/k10011272451000.html

http://www.saga-s.co.jp/articles/-/163805

https://www.kobe-np.co.jp/news/sougou/201712/0010849539.shtml

https://headlines.yahoo.co.jp/hl?a=20171226-00000106-jij-soci

http://www3.nhk.or.jp/shutoken-news/20171226/0005478.html