The yen tumbled to its lowest in more than four years against the dollar on Friday on data showing Japanese investors were buying more foreign assets.
Crude slid on Friday as rising fuel supplies and a stronger dollar put oil under pressure.
Gold fell nearly 1.5 percent as a sharp rise in the dollar against the Japanese yen triggered technical selling, sending the metal to a two-week low.
Asian investors enjoyed a strong risk-rally on Friday with both Japanese and Australian equities extending their bull run after the yen weakened through the key 100-mark against the U.S. dollar for the first time in four years.
The U.S. dollar skyrocketed to its highest level against the Japanese yen in over four years on Thursday, piercing the key technical and psychological 100 yen-per-dollar mark.
U.S. Treasury debt prices dipped slightly on Thursday, easing late after the dollar jumped to a four-year high against the Japanese yen, breaking through the key 100-yen mark and spurring selling in longer-dated government debt.
Crude prices ended the session mixed, as rising fuel supplies and faltering demand pointed to a growing surplus of oil worldwide.
Asian stocks widened losses on Thursday as investors worried over rising inflationary pressures in China, but South Korean shares rallied over 1 percent after the Bank of Korea surprised markets with a 25 basis point cut.
U.S. Treasurys prices rose on Wednesday, ending a three-day losing streak as yields near the upper end of their recent range drew some buyers.
The euro rose against the dollar after an unexpected rise in German industrial output was seen making a near-term euro zone interest rate cut less likely.
Brent oil steadied above $104 a barrel on Wednesday, recovering from earlier losses after data from China showed crude imports by the world's No.2 consumer rose in April.
Gold settled more than 1 percent higher on Wednesday, rising for the first time in three sessions as a drop in the dollar and strong physical bullion buying helped offset a continued decline in gold-backed exchange-traded fund holdings.
U.S. stock index futures were slightly lower Wednesday, after the Dow and S&P 500 hit record highs in the previous session, and as investors largely shrugged off a better-than-expected trade data from China.
Australian stocks approached their highest levels in nearly five years on Wednesday after China's trade balance swung to a surplus in April while Japan's benchmark Nikkei remained the region's out performer, extending gains to hit a fresh near five-year high.
Japan's benchmark stock index rose to its highest level in five years on Wednesday, taking its gains this year to just over 35 percent. Time to turn cautious? Perhaps not, say analysts.
Even the rosiest of forecasters acknowledge growth slowed sharply from the first three months of the year. And yet major U.S. stock indexes continue swaggering to fresh all-time highs.
The Dow finished above 15,000 for the first time ever, confounding a chorus of critics who believe the market should do what it usually does — sell off in May.
The euro firmed across the board on Tuesday after data showing German industrial orders beat forecasts, but the prospect of further monetary easing could limit its gains.
Stocks finished near their best levels Tuesday, with the S&P 500 extending its recent rally to a fresh high and the Dow closing above the 15,000 milestone for the first time.
Prices for U.S. Treasurys slid for a third session on Tuesday after a three-year note sale brought few surprises.