http://www.zakzak.co.jp/society/domestic/news/20131010/dms1310101535017-n1.htm
法規制を目指す動きも
https://twitter.com/aritayoshifu/status/388325199872917504/photo/1
http://www4.gigafile.nu/v3/?8233a84f326eebc63a20b10ef52add53
http://news.khan.co.kr/kh_news/khan_art_view.html?artid=201310132244495&code=970203