Problem with cjk-latex

[wen@japan.email.ne.jp]

Hi,
I have just installed cjk-latex in unstable. When I try to compile
/usr/share/doc/cjk-latex/examples/SJIS.tex I got some error message below,
********** FROM HERE ***************
This is TeX, Version 3.14159 (Web2C 7.3.1)
(/usr/share/doc/cjk-latex/examples/SJIS.tex
LaTeX2e <1999/12/01> patch level 1
Babel <v3.6Z> and hyphenation patterns for american, french, german, ngerman, n
ohyphenation, loaded.
(/usr/share/texmf/tex/latex/base/article.cls
Document Class: article 1999/09/10 v1.4a Standard LaTeX document class
(/usr/share/texmf/tex/latex/base/size12.clo))
(/usr/share/texmf/tex/latex/CJK/CJK.sty (/usr/share/texmf/tex/latex/CJK/CJK.enc
)) (/usr/share/texmf/tex/latex/CJK/ruby.sty) (SJIS.aux)

Package CJK Warning: \MakeUppercase disabled for SJIS encoding.

(/usr/share/texmf/tex/latex/CJK/SJIS/SJIS.bdg)
(/usr/share/texmf/tex/latex/CJK/SJIS/SJIS.enc)
(/usr/share/texmf/tex/latex/CJK/SJIS/SJIS.chr)
(/usr/share/texmf/tex/latex/CJK/JIS/c40song.fd)
(/usr/share/texmf/tex/latex/CJK/SJIS/c49song.fd)kpathsea: Running mktextfm  sok  na
/usr/share/texmf/web2c/mktexnam: Could not map typeface abbreviation ok for sok  na.
/usr/share/texmf/web2c/mktexnam: Need to update /usr/share/texmf/fontname/speci  l.map?
mktextfm: Running mf \mode:=ljfour; mag:=1; nonstopmode; input sokana
This is METAFONT, Version 2.7182 (Web2C 7.3.1)

kpathsea: Running mktexmf  sokana
! I can't find file `sokana'.
<*> ...:=ljfour; mag:=1; nonstopmode; input sokana
                                                  
Please type another input file name
! Emergency stop.
<*> ...:=ljfour; mag:=1; nonstopmode; input sokana
                                                  
Transcript written on mfput.log.
mktextfm: `mf \mode:=ljfour; mag:=1; nonstopmode; input sokana' failed.
kpathsea: Appending font creation commands to missfont.log.

! Font C49/song/m/n/12=sokana at 12.0pt not loadable: Metric (TFM) file not fou
nd.
<to be read again> 
                   relax 
l.25 ...AQ~^^83^^8a^^83X^^83g^^82^^cc^^8d\^^91^^a2
                                                  ^^82^^cd^^81A^^88^^c8^^91O...
******** END HERE *************

What is wrong? Do I miss some font? Thanks.

Regards,

--Wen
wen@japan.email.ne.jp