https://wired.jp/2018/11/10/winny-isamu-kaneko-1/

http://economic.jp/?p=82913 https://www.efjapan.co.jp/epi/

https://headlines.yahoo.co.jp/hl?a=20181109-00032062-hankyoreh-kr

https://headlines.yahoo.co.jp/hl?a=20181110-00000004-mai-soci

https://www.asahi.com/articles/DA3S13762695.html