The WisdomTree Japan Hedged Equity Fund (NYSEArca: DXJ) has been the most popular ETF this year as investors capitalized on the aggressive Bank of Japan monetary policies and a quickly depreciating yen. Deutsche Bank also offers its own Japan yen-hedged equity fund, the db X-trackers MSCI Japan Hedged Equity Fund (NYSEArca: DBJP). [Breaking Down the Two Largest Japan ETFs]

Looking ahead, the eventual Fed tapering and rise in interest rates would help support the U.S. dollar. The ICE dollar index, which tracks the greenback against a basket of six rival currencies, has gained 1.3% over the past year.

For more information on country-specific funds, visit our global ETFs category.

Max Chen contributed to this article.

Full disclosure: Tom Lydon’s clients own DXJ.