I've solved my issue with a program called MFaudio. It's useful for almost any ps2 era audio files so you should really check it out if you're trying to get into any ps2 audio. Just a heads up though, it has a few things you need to set up in order for it to work well but they're pretty simple if yo...

Here are a few of the .snd samples

http://www.mediafire.com/download/kay41 ... _zb_00.snd

http://www.mediafire.com/download/qapeg ... apon06.snd

http://www.mediafire.com/download/6f1lz ... /start.snd

After some digging around and a quite a bit of time on google I've learned that Cri Middleware dealt with the audio for this game and found programs to open and play their .adx format but along with the .adx there are quite a few .snd files and I haven't the slightest idea of how to open these files...