Shares in the Asia-Pacific fell on Monday ahead of major central bank meetings this week.
The Hang Seng index in Hong Kong was 0.89% lower in the final hour of trade, with the Hang Seng Tech index down 1.93%. South Korea's Kospi shed 1.14% to 2,355.66 and the Kosdaq was 2.35% lower at 751.91.
In mainland China, the Shanghai Composite dipped 0.35% to 3,115.60 and the Shenzhen Component also declined 0.48% to 11,207.04. The People's Bank of China cut its 14-day reverse repo rates.
The S&P/ASX 200 in Australia was 0.28% lower at 6,719.90. MSCI's broadest index of Asia-Pacific shares outside Japan fell 0.59%.
Japan's market was closed for a holiday Monday.
Later this week, the Federal Reserve and the Bank of Japan will be announcing their interest rate decisions.
Traders are betting on a 75-basis-point rate hike from the Fed, with the probability standing at 82%, according to the CME FedWatch tracker of Fed funds futures bets.
The Bank of Japan is expected to keep rates on hold at ultra-low levels, analysts predicted in a Reuters poll.