It rose nearly 9% against the US dollar between June 2012 and April 2013.
The Japanese currency has lost about 20% of its value against the US dollar since November.
And this, Bitcoin enthusiasts say, give their currency a privacy edge over the US dollar.
This ETF is based on the Deutsche Bank Short US Dollar Index Futures Index.
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One PPP dollar is equal to 1 US dollar spent in the United States.
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Weakness in the US dollar should prop up the US market quite a bit.
The Indian software group said its anticipating further depreciation of the rupee against the US dollar.
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In 2010, China had more than one reason to unpeg its currency from the US dollar.
The Japanese currency has dropped nearly 15% against the US dollar since last November.
It was trading close to 90.8 yen against US dollar in Asian trade on Monday.
There are two reasons we think the US Dollar is the safe-haven of choice right now.
When the clarification came, the Japanese currency surged against both the US dollar and the euro.
China granted that wish in 2005, when it ended its peg against the US dollar.
The Japanese currency has dropped nearly 15% against the US dollar since October last year.
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The currency had already fallen against the US dollar and other currencies ahead of Tuesday's announcement.
The central bank's website showed the exchange rate as 11, 180 rial to one US dollar.
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The Japanese currency has risen more than 7% against the US dollar since April last year.
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It was trading close to 88.97 yen against the US dollar in Asian trade on Friday.
Between April 2011 and November 2012, the yen rose by 6% against the US dollar.
The Australian dollar weakened slightly, dipping 0.7% against the US dollar, after the rate cut was announced.
The rupee has risen more than 11% against the US dollar since the start of the year.
Bitcoin is in no way superior, as cash or currency, to the US Dollar in this regard.
Also, thanks to low US dollar value, a record 62 million foreign tourists visited USA in 2011.
The US dollar currently yields about 92 yen compared to about 78-80 yen in the October-December period.
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The yen has dipped nearly 15% against the US dollar since November amid Japan's efforts to stoke inflation.
Since the beginning of the year, the PowerShares DB US Dollar Index Bullish exchange-traded fund has fallen 4.9%.
Profits have also been boosted by the yen falling 15% against the US dollar since November last year.
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