/usr/share/doc/xemacs21-gnome-mule-canna-wnn is in xemacs21-gnome-mule-canna-wnn 21.4.22-4ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/xemacs21-mule-canna-wnn
/usr/share/doc/xemacs21-mule-canna-wnn