TOKYO, May 20 (Xinhua) -- Tokyo stocks opened higher Monday as investor sentiment was bolstered by Japan's gross domestic product data for the January-March quarter beating median market expectations.

As of 9:15 a.m., the 225-issue Nikkei Stock Average added 116.17 points, or 0.55 percent, from Friday to 21,366.26.

The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, gained 3.32 points, or 0.21 percent, at 1,557.57.

Real estate, pulp and paper, and farm and fishery-linked issues comprises those that gained the most in the opening minutes after the morning bell.