There are more than one artists known as Hau: 1) an Emcee from Sydney
2) an Experimental Band from Brazil 1) Hau has been an MC for a long time. Most of his career has been next to Danielsan as part of ARIA award winning duo, Koolism
He has also done a lot of guest vocals on tracks by Katalyst, Hilltop Hoods, Urthboy, Resin Dogs, Hermitude, Astronomy Class, Chasm just to name a few. He has also worked on some solo material. He released a mixtape called, 'Love the Beast' (available as a free download), and is also working on two more as well as an album.