Tokyo stocks ended higher Wednesday, with the benchmark Nikkei stock index reaching its highest closing level in more than 30 years, helped by the advance of semiconductor-oriented issues.

The 225-issue Nikkei Stock Average added 292.25 points, or 1.04 percent, from Tuesday to close the day at 28,456.59, marking its highest closing level since August 1990.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, gained 6.46 points, or 0.35 percent, to finish at 1,864.40.

Mining, oil and coal product and marine transportation issues comprised those that advanced the most by the close of play.