Japanese Finance Minister Satsuki Katayama on Tuesday expressed concern about "very one-sided, rapid" foreign exchange movements, as the yen weakened against major currencies amid worries over Japan's fiscal health."The government is closely monitoring excessive fluctuations and disorderly movements in the market, including those driven by speculators, with a heightened sense of urgency," Katayama said at a news conference.The finance chief also said it is important for currencies to move in a stable manner, reflecting economic fundamentals.Overnight in New York, the Japanese currency fell …READ FULL ARTICLE