research: 40% of Japanese blogs are spam

Nifty Laboratory, a marketing research section of Nifty, which owns one of the biggest ISP in Japan @nifty, also provides big blog hosting service Cocolog, announced its new splog(spam blog) filtering technology combining several different splog finder methods.

@nifty logo

They also applied the filter to Japanese blog articles, sampled 100,000 for each month from their 450 million article archives (which they claim 90 % of Japanese blog articles). The result is, averagely 40% of blog entries are spam in Japanese blogosphere.

Japanese blogosphere is known the biggest in the world by numbers, as reported often on Technorati's quarterly State of the Blogosphere report.


Author Information  @akky(Akky AKIMOTO) is one of the first pro-bloggers in Japan [J]. He also leads Asiajin, writes for Japan Times, does consultation for foreign companies interested in entering Japanese web market.


  • http://www.globalvoicesonline.org/2008/03/27/japan-40-spam-blog/ Global Voices Online » Honduras

    40% Japanese Blogs are spam

  • http://fa.globalvoicesonline.org/2008/03/31/436/ Global Voices صداهای جهانی

    می نویسد

  • http://chohima.com stmhawaii

    No wonder whenever I search something in Japanese all I get are made for adsense sites.