Tokyo stocks rose Thursday, with the benchmark Nikkei index briefly surging over 4 percent, as investors' wariness eased on media reports that Iran was attempting to reach a cease-fire agreement with the United States.The 225-issue Nikkei Stock Average ended up 1,032.52 points, or 1.90 percent, from Wednesday at 55,278.06. The broader Topix index finished 69.00 points, or 1.90 percent, higher at 3,702.67.On the top-tier Prime Market, the main gainers were mining, oil and coal product, and bank issues.The U.S. dollar briefly weakened to the mid-156 yen range in Tokyo, as dollar buying by mar…READ FULL ARTICLE