What if Japan runs into trouble? They are to large to be bailed out:
http://www.reuters.com/article/2012/07/06/us-japan-economy-azumi-idUSBRE86501O20120706
Similar to U.S. debt ceiling fights:
"Japan's government could run out of money by the end of October, halting all state spending including salaries, pensions and unemployment benefits, because of a standoff in parliament that has blocked a bill to finance the deficit."
"Japan already has the world's largest debt burden at nearly twice the size of its $5 trillion economy, and a breakdown in fiscal spending could increase skepticism that politicians are losing their grip on public finances."

http://www.reuters.com/article/2012/07/06/us-japan-economy-azumi-idUSBRE86501O20120706
Similar to U.S. debt ceiling fights:
"Japan's government could run out of money by the end of October, halting all state spending including salaries, pensions and unemployment benefits, because of a standoff in parliament that has blocked a bill to finance the deficit."
"Japan already has the world's largest debt burden at nearly twice the size of its $5 trillion economy, and a breakdown in fiscal spending could increase skepticism that politicians are losing their grip on public finances."
