Well, its not been announced, so anytime soon - no. I cants see why it wouldnt get a release in the long term.
You can import this on Jap HD DVD, which is of course Region free.
Cheapest way is from YesAsia, $45.99 delivered. However, using the code QUIDCO5 (first order only) knocks that down to $40.99 and you get 10% Quidco cashback if you use that, so works out about £18.