The 4th Seiyu Awards ceremony was held on March 6, 2010 at UDX Theater in Akihabara, Tokyo. The period of general voting lasted from Oct 1, 2009 to Jan 1, 2010.
References
4th Seiyu Awards Wikipedia(Text) CC BY-SA
The 4th Seiyu Awards ceremony was held on March 6, 2010 at UDX Theater in Akihabara, Tokyo. The period of general voting lasted from Oct 1, 2009 to Jan 1, 2010.