It was announced yesterday that UFC will be returning to Japan on February 26, 2012. The event will be held in the Saitama Super Arena, former home of Pride and current home of Dream...
Read on at http://cagejunkies.com/2011/09/ufc-to-return-to-japan/ 
That is very cool. I can't wait. Gomi, Kawajiri, and Hansen should participate.
I was hoping for Nog/Lesnar in Japan, but Nog/Mir shall suffice.