Tokyo shares opened trading on Thursday slightly lower due to poor performances in the overnight US stocks market.
At 9.15 a.m., the 225-issue Nikkei Stock Average inched down 23.71 points, or 0.12 percent, from Wednesday to 19,914.42, Xinhua news agency reported.
The broader Topix index of all First Section issues on the Tokyo Stock Exchange was down 1.00 points, or 0.06 percent, to 1,601.26.