It's available for sale in Japan and Asia market.
there's review by a Taiwan HT magazine and give them a best-performance for non 3D projector.
I think the list price is around NT$129,900 (USD4,100)
I can access to the review but it's subscription base and it prevent the reader from copy & paste, so I can't show it here
it also available from Amazon Japan (JPY585,534 = USD6,888 )
R4000 Amazon Japan