Tokyo shares opened lower Wednesday, with the Nikkei index down over two percent for a moment on weak U.S. stocks overnight and a stronger yen weighing on export-related shares.

As of 9:15 a.m., the 225-issue Nikkei Stock Average fell 306.64 points, or 1.96 percent, from Tuesday to 15,362.69.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange was down 23.37 points, or 1.86 percent, to 1,233.27.

Decliners were led by rubber product and transportation equipment as well as iron and steel issues.