This file is indexed.

/usr/share/doc/xjdic/copyright is in xjdic 24-10.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
This package was debianized by Hayao Nakahara <nakahara@debian.org> on
Tue, 19 Oct 1999 01:18:34 +0900.

It was downloaded from ftp://ftp.cc.monash.edu.au/pub/nihongo/xjdic23.tar.gz

Upstream Author: Jim Breen <jwb@csse.monash.edu.au>

Copyright:

Copyright: J.W. Breen - 2003

The source code and documentation of XJDIC are  hereby  released  under  the 
terms of the GNU General Public License (GPL).  All usage of this program is 
at the user's risk, and there is no warranty on its performance.  Copies may 
be distributed by any means which conforms to the terms of the GPL. 

On Debian GNU/Linux systems you can find a cpoy of the GPL in
/usr/share/common-licenses/GPL.

XJDIC heavily depends edict package which is in non-free, so XJDIC is
in a contrib part in Debian.