Any way to unpack the XWS archive on the Wii U version of Ninja Gaiden 3. All other methods available that I'm aware of involve cutting files out for the audio used exclusively on a single system. (XMA on xbox360, MSF on PS3)
1st 16MB of the bgm archive:
https://app.box.com/s/p3xos7zn0ce4ios3k54ic8fzyddyf0zc