Live news: Yen plunges past ¥160 per dollar amid volatile trading on national holiday Financial TimesJapanese yen weakens to 160 against the U.S. dollar for the first time since 1990 CNBCJPY/USD: Japan’s Weak Yen Drops Past 160 Per Dollar for First Time Since 1990 BloombergJapan is on holidays today. Yen is collapsing, with no prospect of even verbal support. ForexLiveUSDJPY briefly crosses 160 Forex Factory