Japan's gross domestic product expanded a revised 0.4 percent in the second quarter of 2010 compared to the previous three months, the Cabinet Office said on Friday - topping last month's preliminary reading of +0.1 percent.

On an annualized basis, GDP jumped 1.5 percent - blowing past the preliminary mark that showed a 0.4 percent gain.

Nominal GDP was down 0.6 percent on quarter versus the 0.9 percent decline indicated last month. The revised deflator showed a 1.7 percent decline after posting an initial reading of -1.8 percent.

Capex also saw a big jump, revised up to a 1.5 percent increase from 0.5 percent gain.