Here is an actual trailer.
This is another one that centers on White Rock Shooter, your main nemesis. It also promotes the White Premium Edition that comes with the WRS Figma figure.
And lastly, a super-short teaser movie.
Black*Rock Shooter: The Game for PSP releases in Japan on August 25th.
The Dwarves Sunday, Dec. 11 • 10am PST/1pm EST
Shining Force Every Tuesday • 11am PST/2pm EST
Final Fantasy V Every Wednesday • 5pm PST/8pm EST
Valkyria Chronicles Every Thursday • 5pm PST/8pm EST
Suikoden V Every Friday • 5pm PST/8pm EST