XMLつらいでござる〜

.fonts.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>
  <!-- monospace -->
  <match target="pattern">
    <test qual="any" name="family"><string>monospace</string></test>
    <edit name="family" mode="prepend" binding="same"><string>Noto Sans Mono</string></edit>
    <edit name="family" mode="append" binding="same"><string>Noto Sans Mono CJK JP</string></edit>
  </match>
  <!-- sans-serif -->
  <match target="pattern">
    <test qual="any" name="family"><string>sans-serif</string></test>
    <edit name="family" mode="prepend" binding="same"><string>Noto Sans</string></edit>
    <edit name="family" mode="append" binding="same"><string>Noto Sans CJK JP</string></edit>
  </match>
  <!-- serif -->
  <match target="pattern">
    <test qual="any" name="family"><string>serif</string></test>
    <edit name="family" mode="prepend" binding="same"><string>Noto Serif</string></edit>
    <edit name="family" mode="append" binding="same"><string>Noto Serif CJK JP</string></edit>
  </match>
</fontconfig>