The Science Journal Nature released its "Asia-Pacific Nature Publishing Index 2010" on March 24, 2011.
In the "Index Ranking", Osaka University ranked as 5th (33rd in the world).

Osaka University is ranked 4th by Nature, and among the top 5 at many other Nature-branded sister journals.
Osaka University is ranked as number 1 by Nature Cell Biology and Nature Nanotechnology, and 2nd (1st in Japan) by Nature Immunology.

Nature Publishing Index 2010 additionally includes a 4 page article about the World Premier International Research Center (WPI) program.

Nature Publishing Index