/usr/share/doc/gcin-anthy/changelog.Debian.gz is in gcin-anthy 2.7.6.1+dfsg-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/gcin-anthy/../gcin-tables/changelog.Debian.gz
/usr/share/doc/gcin-anthy/../gcin-tables/changelog.Debian.gz