Nikkei hits highest level since 2008

4 April 2013 Last update on 21: 53 ET

The Tokyo Stock Exchange has a strong year so far

Japan's stock market rose to a nearly five-year high on Friday after the central bank the boldest stimulus measures unveiled yet.

The main Nikkei 225 index climbed more than 4% to 13, 225.62, the highest level since August 2008.

On Thursday said the Bank of Japan to raise the country's money supply the double of inflation.

Economists believe that more than a decade of deflation in Japan contributed to a stagnant economy.