[J_]

It's not if you're Japanese and it causes a bond crisis. Their debt equals over 20 times their government's revenues. Even 2% inflation will cause yields to move and debt service to exceed government revenues. They will be forced to default or inflate. Either will cause the value of the yen to nosedive.

[daliusd]

What's is government's revenues? Isn't GDP we should worry about or that's what you have in mind?