http://saigaijyouhou.com/blog-entry-16020.html

http://www3.nhk.or.jp/news/html/20170323/k10010921091000.html

http://news.livedoor.com/article/detail/12833965/

https://www.shikoku-np.co.jp/bl/digital_news/article.aspx?id=K2017032300000008000

https://www.kobe-np.co.jp/news/shakai/201703/0010025501.shtml