TOKYO, June 20 (Xinhua) -- Tokyo stocks opened predominantly flat on Wednesday.

As of 9:15 a.m., the 225-issue Nikkei Stock Average edged up 14.82 points, or 0.07 percent, from Tuesday to 22,293.30.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, shed 2.71 points, or 0.16 percent, to 1,741.21.

Food, pharmaceutical and retail-linked issues comprised those that advanced the most, while marine transportation, iron and steel, and nonferrous metal issues led significant decline in the opening minutes after the morning bell. Enditem