Quote from Comanche:
"But to come back to the yen, what will make a big impact is diversification of Chinaâs reserves into yen, arguably the worldâs most undervalued currency."
full article
http://www.business-standard.com/common/storypage.php?leftnm=lmnu5&subLeft=&autono=278067&tab=r
and we all know what China is about to dip their toes into.