when global crisis hits again (pretty soon, I'd say), they will have major problems
for now people (carry traders) are happy to borrow yen for 0% and convert and earn 5% in USD, hence the falling yen
Of course, this won't do the already weak yen any favors.
alas, but people don't like inflation
Sorry your comment isn't really lining up with reality.
and there's no perpetuum mobile either
when global crisis hits again (pretty soon, I'd say), they will have major problems
for now people (carry traders) are happy to borrow yen for 0% and convert and earn 5% in USD, hence the falling yen