The 225-issue Nikkei Stock Average dropped 571 points, or 1.97 percent, from Thursday to 28,359.11.
The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, lost 20.55 points, or 1.09 percent, at 1,864.19.
Real estate, service and nonferrous metal-linked issues comprised those that declined the most by the morning break.
Latest comments