Tokyo stocks rose sharply on Friday, with the Nikkei stock index surging over 4 percent at one stage, driven by optimism about the prospects of the United States and Iran signing a peace deal to end the Middle East conflict.The 225-issue Nikkei Stock Average ended up 1,802.77 points, or 2.81 percent, from Thursday at 66,020.04. The broader Topix index finished 51.61 points, or 1.35 percent, higher at 3,881.96.On the top-tier Prime Market, the main gainers were nonferrous metal, machinery and iron and steel issues.The U.S. dollar strengthened to the lower 160 yen range in Tokyo as traders re…READ FULL ARTICLE