Drats, I just found out that it affects other apps as well (except LibreOffice)! The bug only appears on certain font sizes, and it just so happens that the font sizes that cause the bug are different between Firefox and Gedit.
** Package changed: firefox (Ubuntu) => ubuntu ** Changed in: ubuntu Status: New => Invalid ** Also affects: takao-fonts Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/779194 Title: fixed-width japanese renders differently from other GTK/QT apps -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs