Japan's investors gear up for 23-hour US trading

What happened: The U.S. stock market is set to move toward nearly round-the-clock trading in early December, giving investors in Japan more flexibility to trade shares in the world's largest equity market. Why it matters: Retail buyers and sellers welcome the longer hours, while institutional investors are weighing the costs and benefits. Total: 296 characters.

The U.S. stock market is set to move toward nearly round-the-clock trading in early December, giving investors in Japan more flexibility to trade shares in the world's largest equity market.

Retail buyers and sellers welcome the longer hours, while institutional investors are weighing the costs and benefits. Total: 296 characters.