/usr/lib/x86_64-linux-gnu/libkyotocabinet.so.16 is in libkyotocabinet16v5 1.2.76-4.2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libkyotocabinet.so.16.13.0
/usr/lib/x86_64-linux-gnu/libkyotocabinet.so.16.13.0