TOKYO, May 31 (Xinhua) -- Tokyo stocks opened higher Thursday as investor sentiment improved on reports that Italy's political situation could move past a deadlock and avoid a snap election as two populist parties may unite to form a government.

As of 9:15 a.m., the 225-issue Nikkei Stock Average gained 106.88 points, or 0.49 percent, from Wednesday to 22,125.40.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, added 7.55 points, or 0.43 percent, to 1,743.68.

Oil and coal product, glass and ceramic product, and mining-related issues comprised those that gained the most in the opening minutes after the morning bell.