Tamashii Nations revealed a special site for Dragon Ball on their website. For those who are a bit confused, I also though there was already a Dragon Ball category on their already, but it looks like they slapped this together haphazardly this morning as some parts werent working at the time and some parts seem half finished like the video section.
TN covers the various Bandai figure brands including S.H. Figuarts, Figuarts Zero, and Imagination Works. There is also Premium Bandai and finally the Official Dragon Ball Site. Click here for the Special Site>