These fonts are chinese Unicode fonts which include the following charsets: 
 - Big5
 - GB2312-80
 - HKSCS-2004
 - ISO8859-1,2,3,4,7,9,10,13,14,15
 - Bopomofo Extended for Minnan and Hakka, Minnan (Unicode 5.0) and their
   MBE variants.

Partly support is implemented for:
CNS 11643
GBK
GB18030
Japanese
Korean

This font is under development, new glyphs for the partly supported charsets
are constantly added.

This font is a TrueType Collection containing 4 flavors, namely
CN, HK, TW and TW MBE.

WWW: http://www.freedesktop.org/wiki/Software/CJKUnifonts