Ministry of Economy in Trade and Industry of Japan said that Japanese crude steel production will increase by 4.3 percent to 27.65 million tons in the second quarter of 2010.The production level of this second quarter will reach around 90 percent of the peak in same quarter of 2008. It is expected that the total output will reach 110 million tons in 2010.The Ministry cautions Japanese steel makers that they should adjust their production according to the different market conditions both home and aboard.