The 225-issue Nikkei Stock Average climbed 170.73 points, or 0.64 percent, from Friday to 26,823.25.
The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, gained 21.72 points, or 1.22 percent, at 1,803.73.
Machinery, consumer credit and insurance-oriented issues comprised those that gained the most by the morning break.
Latest comments