TOKYO, Feb. 14 (Xinhua) -- Tokyo shares tumbled on Tuesday as investors tried to lock in gains, with market dispirited as Japan's electronics giant Toshiba postponed release of its financial results for up to one month.
The 225-issue Nikkei Stock Average ended down 220.17 points, or 1.13 percent, from Monday at 19,238.98.
The broader Topix index of all First Section issues on the Tokyo Stock Exchange finished 15.08 points, or 0.97 percent, lower at 1,539.12.
Decliners were led by precision instrument, food and pharmaceutical issues.
The day's turnover was about 2,404.1 billion yen (around 21.20 billion U.S. dollars).
