TOKYO, July 4 (Xinhua) -- Tokyo stocks opened lower Monday as the yen's comparative strength against the U.S. dollar coupled with the market's recent run of gains saw investors opt to secure profits made following the winning streak.
As of 9:15 a.m., the 225-issue Nikkei Stock Average dropped 100.90 points, or 0.64 percent, from Friday to 15,581.58.
The broader Topix index of all First Section issues on the Tokyo Stock Exchange, meanwhile, fell 5.93 points, or 0.47 percent, to 1,248.51.
Early notable decliners comprised air transportation, precision instruments and rubber product-linked stocks.
