Well I hope that this will make some changes into how investigative journalism occurs in Japan: From The New York Times-
New Leaders in Japan Seek to End Cozy Ties to Press Clubs
By MARTIN FACKLER
The authorities are expanding access to journalists who
don't belong to cartel-like media groups that analysts
say have produced a relatively spineless press.
http://www.nytimes.com/2009/11/21/world/asia/21japan.html?th&emc=th