Japanese Liability Law- see Wall Street Journal, Law Blog, March 18, 2011.
http://blogs.wsj.com/law/2011/03/18/japanese-taxpayers-likely-to-shoulder-nuclear-liability/

The lawyer, Ashby, says only TEPCO and Japanese government are on the hook.
But as you say, there could be a surprise or two before this is over.
Lets just go Dutch on the beer now, while we are still alive.
(Oops! political correctness.... May I wiggle out by saying I only meant we should drink Heineken?)