Child pornography, which abuses children's human rights, has been a big problem in Japan and abroad these days.
In response to this, while administrative agencies, such as the Cabinet Office, the Ministry of Internal Affairs and Communications, the National Police Agency, and civilian organizations have worked to bar out child pornography, the Telecommunications Carriers had considered to prevent disseminating and browsing pornographic contents of children.

Starting Date : April 21, 2011 (Thu.)
Concerning : Customers using SpinNet service for Internet connection

 The Internet Content Safety Association makes a blocked address list based on information on websites containing pornographic images of children from the Internet Hotline Center.
The Telecommunications Carriers prevent disseminating and browsing pornographic contents of children based on a list made by ICSA.

Information :
   Internet Content Safety Association (ICSA)
   http://www.netsafety.or.jp/ (Written in Japanese only)