Just yesterday Good Smile Company updated their Black Rock Shooter main page with the new April commercial which features the 1/8 scale of Black Rock Shooter and World Is Mine Hatsune Miku. To view it just watch the video below:
Also, on the Black Rock Shooter main page there will be a free BRS wallpaper available for download, with illustration from Huke. The BRS image you see at the beginning of the post is the BRS wallpaper stated. ^ ^
Source: Mikatan