Tokyo stocks were mixed Thursday morning as technology shares tracked overnight falls by their U.S. counterparts, while the downside was supported as bargain-hunters took advantage of the Nikkei’s plunge the previous day. The 225-issue Nikkei Stock Average fell 130.17 points, or 0.35 percent, from Wednesday to 36,917.44. The broader Topix index was up 10.34 points, or 0.39 percent, at 2,643.83. The U.S. dollar briefly fell to the lower 143 yen range in Tokyo as weaker-than-expected U.S. job openings data fueled speculation that the Federal Reserve could decide to cut interest rates aggressivel…