The vicious Stealth marketing in which some blogs in Japan is performed. These blogs are performing stealth marketing by fabricating and reproducing the writing of 2channel . For example, negative campaign to Forza ,XBO360, and the insult to the victim of an East Japan great earthquake. Many game communities are damaged by the blog which performs stealth marketing. Next, this stealth marketing is deeply connected with Sony and Kojima Hideo and some sites famous for Japan. For example, Nico Nico Douga, Kotaku Japan, and 2channel. What do you think? Second, If you know how to diffuse this in Europe or the United States, I want me to teach the method. I am a Japanese. Therefore, I do not know IGN well. If there is something to hear, I want you to ask a question. I reply to a question as much as possible. In this site, the details of this stealth marketing are summarized in Japanese. http://www7.atwiki.jp/htmk3/