Tokyo stocks ended higher Wednesday, led by buying of exporters on a weaker yen, but gains were trimmed amid caution ahead of the U.S. Federal Reserve’s anticipated decision on interest rate cuts. The 225-issue Nikkei Stock Average ended up 176.95 points, or 0.49 percent, from Tuesday at 36,380.17. The broader Topix index finished 9.61 points, or 0.38 percent, higher at 2,565.37. On the top-tier Prime Market, gainers were led by transportation equipment, oil and coal product and mining issues. The U.S. dollar weakened in Tokyo to briefly trade in the lower 141 yen range but remained relatively…