Tokyo stocks opened lower Tuesday, weighed down by U.S. share declines overnight. In the first 15 minutes of trading, the 225-issue Nikkei Stock Average fell 147.84 points, or 0.41 percent, from Monday to 36,206.32. The broader Topix index was down 15.42 points, or 0.60 percent, at 2,541.29. On the top-tier Prime Market, decliners were led by real estate, electric power and gas, and precision instrument issues. At 9 a.m., the U.S. dollar fetched 148.65-68 yen compared with 148.63-73 yen in New York and 148.47-49 yen in Tokyo at 5 p.m. Monday. The U.S. currency rose to a two-month high of 148.9…