This is Perl module WebService::DMM.
INSTALLATION
WebService::DMM installation is straightforward.
If your CPAN shell is set up, you should just be able to do
% cpan WebService::DMM
Download it, unpack it, then build it as per the usual:
% perl Makefile.PL
% make && make test
Then install it:
% make install
DOCUMENTATION
WebService::DMM documentation is available as in POD.
So you can do:
% perldoc WebService::DMM
to read the documentation online with your favorite pager.
Syohei Yoshida