"Portkey is reporting that the last full trailer for Half-Blood Prince is expected to premiere in the US this Friday in front of Inkheart. Could this Japanese trailer be one we'll see?
Please note that this is just a rumor for now, but we're currently trying to confirm with Warner Brothers. We'll keep you updated!"
There are New images of the Japan Trailer under the cut.
More at the Sources.
Michael Gambon > Richard Harris.