A businessman walks past an electric board showing the Nikkei 225 stock index in Tokyo, Monday, Aug. 10, 2009. Tokyo stocks rose sharply on Monday following the soar in Wall Street from last week and positive economic data. The benchmark Nikkei 225 stock index gained 147.90 points, or 1.43 percent, to 10,559.99 on the Tokyo Stock Exchange at the end of the morning trading session.