Japan is scrutinizing foreign exchange moves with "an extremely strong sense of urgency," Finance Minister Shunichi Suzuki said Friday, after the yen fell beyond the 145 mark against the U.S. dollar despite concern in the market that authorities may intervene.The government will respond "appropriately" to excessive volatility, Suzuki said, calling recent currency moves "rapid and one-sided."Japanese authorities intervened in the currency market last year after the yen fell to the 145 zone, though its yen-buying, dollar-selling operation, the first in about a quarter century, failed to rever…READ FULL ARTICLE