The Japanese currency plunged versus the greenback after Japanese officials consolidated their commitment to schemes that may debase the currency. The Yen slid 0.6% to 93.22 per greenback and declined 0.8% to 124.82 per Euro, while the 17-nation currency strengthened 0.2% to $1.3388 after plunging to $1.3325, the weakest since January.