Four of Japan, the largest Internet service provider organizations have an agreement with the owner of the copyright to combat the illegal trade in P2P (peer-to-peer) networks. Comprised of nearly 1000 large and small ISPs Japanese, the four organizations agreed target flagrant violation copyrights, first warning, then a ban, if it does not change its behaviour.

According to the Daily Yomiuri Online, the Internet service provider, two years ago, trying to separate them at any time, the user says the use of Winny (a popular Japanese P2P application), or any other division File software. But Japan has baffled the Ministry of Internal Affairs and Communications, because the concern for privacy and suppliers abandoned this practice. This time, the ISPs seem to have learned the lessons of the past, and they want more and more obvious in specific transgressors of illegal trade files.