For the first time, the international sign language battle competition "SIGN SLAM" is finally here! Douglas Ridloff, the originator of SIGN SLAM, and Mitsuo Itabashi, the host of JSL SLAM, have joined forces to create this dream stage. Any form of sign language expression is welcome. This contest of improvisation and expressive power features sixteen chosen challengers. And the one who will decide the winner is... You, the audience! Once again, new forms of sign language expression will spring forth from this event. Don't miss it!