Tokyo stocks ended a choppy Wednesday morning session slightly higher, supported by buying to capture dividends ahead of the end of the fiscal year later this month and upbeat US consumer confidence data. The 225-issue Nikkei Stock Average rose 32.81 points, or 0.23%, from Tuesday to 14,456.00, according to Japan’s (Kyodo) News Agency.The broader Topix index of all First Section issues on the Tokyo Stock Exchange was up 5.58 points, or 0.48%, at 1,169.28.The Tokyo market opened higher, with the Nikkei climbing nearly 150 points at one point, after better-than-expected US consumer confidence data for March eased worries over the strength of the world’s largest economy.