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Here is Japanes
Here page is MusiXTeX (process Sheet-Music, But No make midi!) Thank you.
musixguide.html(HTML-BOOK)       musixguide.pdf
 (source-files; musixtexguide (run! musixguide>run--ptex musixguide)    

An information center; TeX(pTeX), MusixTeX, Ghostscript .....and so on                                  
Sheet-works(url) of Musix TeX
                                                                                                                                                                                                                                                      

This png is from musixdoc.tex(musixdoc.ps)   Location; pub/tex/CTAN/macros/musixtex/taupin/musixtex-t113.zip musixdoc112.svg