The Japanese gross domestic product growth was revised up for the fiscal year of 2014 starting in April together with raising the inflation target to almost 2% in two years, a report released by the nation's central bank showed on Thursday. According to the report Japan's economic growth is forecast to reach 1.5%, while the core consumer inflation rate is expected to record 1.3% and 1.9% in 2014 and 2015 respectively.