The most important natural resources of Japan are primarily
agricultural. Although arable
land is limited, Japan has some of the highest crop yields per land area sown In the world, and the country
produces about 71 per cent of Its food.
Japan's large hydroelectric power potential has been
extensively developed, but mineral
resources are limited. The country is obliged to Import most of its mineral requirements. Geothermal power is a
potentially great, as yet unexploited, resource.