Adding the following code to ~/.fonts.conf did it for me:
<fontconfig> <match target="font"> <test name="lang" compare="contains"> <string>ja</string> </test> <edit name="embeddedbitmap" mode="assign"> <bool>false</bool> </edit> <edit name="autohint" mode="assign"> <bool>true</bool> </edit> <edit name="antialias" mode="assign"> <bool>true</bool> </edit> <edit name="hintstyle" mode="assign"> <const>hintnone</const> </edit> </match> </fontconfig>
Adding the following code to ~/.fonts.conf did it for me:
<fontconfig> ja</string> itmap" mode="assign"> false</ bool> true</bool> true</bool> hintnone< /const>
<match target="font">
<test name="lang" compare="contains">
<string>
</test>
<edit name="embeddedb
<bool>
</edit>
<edit name="autohint" mode="assign">
<bool>
</edit>
<edit name="antialias" mode="assign">
<bool>
</edit>
<edit name="hintstyle" mode="assign">
<const>
</edit>
</match>
</fontconfig>