So what happens if they cash in all their chips to pay for this mess?
Ambrose Evans-Pritchard asks us to think about that, here:
We are discovering once again that [Japan] is the world's top creditor by far with nearly £2 trillion of net assets overseas. ...
HSBC said the pattern after the 1987 crash, the 1998 Asia crisis, and Lehman's collapse, was that Japanese repatriation kicked in violently with a lag of a week. The impact may be greater this time given the trauma, and power-rationing as 11 nuclear reactors are shut down.