Dependence on the Middle East crude oil imports
Japan, has been promoting the diversification of energy conservation and energy source through the oil crisis of twice, even now, oil is an important energy resource, which accounts for about percentage of primary energy supply.
Oil crisis, so as not to rely too much on particular countries and regions such as the Middle East, as a result of efforts to import source diversification, once it has decreased reliance on the Middle East, non-Middle East oil-producing such as China and Indonesia an increase in domestic consumption in the country, as a result of imports has decreased from these regions, after 2.0 years, reliance on the Middle East is on the rise again.