Answer:
Terrace
Step-by-step explanation:
Geographically, about 73 per cent of Japan is mountainous. Japan also has plains in 27 per cent where most of the population is situated. Japan being an Island and mountainous region, did not have any natural resources. Japan relied on the importing raw materials from its neighbouring countries. Terrace farming helped humans in growing crops on sides of hills or mountains by planting on in the slope with prevented the erosion of soil. Rice (paddy) cultivation is common in Japan's mountainous fields as rice is the staple food of the country.