http://gendai.ismedia.jp/articles/-/54570

https://time-space.kddi.com/digicul-column/suguyaru/20180221/2251

https://headlines.yahoo.co.jp/article?a=20180222-00000061-sasahi-soci

http://www.kyoto-np.co.jp/top/article/20180216000185

http://www.courts.go.jp/app/files/hanrei_jp/458/087458_hanrei.pdf