I finally stumbled into the full version of this Wave x Alstromeria album at long last, after having stumbled into the teaser for Amaterasu System several times:
https://www.youtube.com/watch?v=_cDcZ4B1xSs
The teaser is worth watching, too:
https://www.youtube.com/watch?v=G13sWIeWXsU
And there's an amazing utaite fan performance of the first track, Inclusion:
https://www.youtube.com/watch?v=x06omhtfW6g