The swings in USD/JPY persists.
While there was no evidence of intervention earlier there is concern amongst traders that it could hit. Increased nerves is seeing these hot potato swings. I posted earlier on the options expires due around 155.50/60 and this seems to have provided some support:
Some USD/JPY option expiries to be aware of for 10am NY time today
Update:
This article was written by Eamonn Sheridan at www.forexlive.com.