The benchmark Korea Composite Stock Price Index(KOSPI) on Friday fell 13-point-73 points, or point-64 percent, to close at two-thousand-134-point-88.
 
The tech-heavy KOSDAQ also weakened five-point-63 points, or point-90 percent, to close at 618-point-24.
 
On the foreign exchange market, the value of the local currency fell ten-point-three won against the U.S. dollar, closing at one-thousand-140 won.