On the 21st in the Tokyo market, the Nikkei Stock Average rebounded sharply, rising 2,091.07 yen from the previous business day to 66,232.19 yen. Buying aimed at an autonomous rebound following the previous weekend's plunge dominated across a wide range of sectors, with the Tokyo Stock Price Index, or TOPIX, gaining 95.74 points to 4,014.95. Gains in South Korean stock indices also provided a tailwind for high-tech shares. In the foreign exchange market, the dollar-yen pair firmed in late trading on yen-selling pressure, reaching 162.60 to 162.60 yen per dollar. Bond futures fell back, pushing the long-term interest rate up to 2.720 percent. Dubai crude oil futures on the Tokyo Commodity Exchange rose on Middle East concerns, with the settlement price for the most active contract month climbing 1,260 yen to 78,190 yen. Gold futures on the Osaka Exchange also rebounded sharply, tracking overnight gains in New York, with the settlement price for the most active contract month up 480 yen to 21,818 yen.