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