dserver is a CDROM dictionary server program.

You have to install dictionary file to the directory which is
specified in /usr/local/lib/dserver/dserver_access file.
Refer /usr/local/lib/dserver/doc/README.FreeBSD-setup.euc (in Japanese)
for configuration.

'kenjiro', is installed for client programs. Type 'kenjiro' on command line.
Dictionary looking up program for Mule is also available.  
Install diclookup-mule package.
Look at /usr/local/lib/dserver/doc/* for more information.