Tokyo stocks soared Monday, with the Nikkei index ending up over 2%, as a weak yen boosted export-related issues after top officials of the US Federal Reserve provided an upbeat assessment of the U.S. economy and signaled that a near-term interest rate hike was possible, Japan's News Agency (Kyodo) reported. 
The 225-issue Nikkei Stock Average ended up 376.78 points, or 2.30%, from Friday at 16,737.49. 
The broader Topix index of all First Section issues on the Tokyo Stock Exchange finished 25.34 points, or 1.97%, higher at 1,313.24.