日本山地和丘陵地占国土面积的85%。全国耕地面积8304万亩,其中,水田4716万亩,占43.2%。按全国人口平均,每人耕地0.73亩;按农业人口平均,每人耕地3.7亩。1982年全国农户人口2108.9万人,比1981年减少25万人,减少1.2%;农业就业人口660.1万人,比1981年减少8.58万人, Japan’s mountainous and hilly land accounts for 85% of the country’s territory. The national farmland covers an area of ​​83.04 million mu, of which 47.16 million mu are paddy fields, accounting for 43.2%. According to the national average, 0.73 mu of arable land per person; according to agricultural population average, 3.7 mu of cultivated land per person. In 1982, the population of rural households totaled 21.089 million, a decrease of 250,000 or 1.2% over 1981; the employed population of agriculture reached 6.61 million, a decrease of 85,800 from 1981,