The yen has moved higher on today's Japanese market holiday
JPY has added to its post-FOMC gains in Asia trade.
it's a Japanese holiday today, which has thinned out liquidity, along with Japanese news and data.
EUR/JPY is down 200 points from its high during Asia yesterday:

I'm reluctant to pick a bottom (and get smelly fingers!), but if I had I'd start by looking near to where we currently are, just based on the line I drew in. I'm sure the t/a folks out there can do better than me though.