Asian shares were mostly higher on Tuesday after benchmarks on Wall Street rose at the start of what's expected to be a relatively calm holiday week.
Oil prices and U.S. futures slipped.
Tokyo's Nikkei 225 slipped 0.1% to 50,359.78 and the dollar fell against the Japanese yen after officials in Tokyo warned they would intervene if the yen weakened sharply.
The dollar was trading at 156.03 yen, down from 157.04 yen late Monday. The euro climbed to $1.1777 from $1.1762.
Hong Kong's Hang Seng gave up early gains to fall 0.1% to 25,762.64. The Shanghai Composite index edged 0.1% higher, to 3,920.16.
South Korea's Kospi added 0.3% to 4,117.15, while the S&P/ASX 200 in Australia jumped 1.1% to 8,795.70.
In Taiwan, the Taiex advanced 0.6%, while India's Sensex was nearly unchanged.
Markets in the U.S. will close early on Wednesday for Christmas Eve and remain closed on Thursday for Christmas. The short week for trading includes several economic reports that could shed more light on the condition and direction of the U.S. economy.