Tokyo stocks ended nearly flat Tuesday, with the benchmark Nikkei reversing earlier declines, as more investors cautiously await results from the Bank of Japan’s two-day policy meeting through the next day. The 225-issue Nikkei Stock Average ended up 57.32 points, or 0.15 percent, from Monday at 38,525.95. The broader Topix index finished 5.22 points, or 0.19 percent, lower at 2,754.45. On the top-tier Prime Market, gainers were led by real estate and marine transportation issues, while mining and bank issues led decliners. The U.S. dollar edged up to the upper 154 yen range as some Japanese i…