In this country of which most belongs to a mild and humid climate zone, and where changes of the seasons are clear, a life by settlement based on rice cropping became a foundation of life due to these climate conditions.
国土の大半が温暖湿潤な気候帯に属し、春夏秋冬がはっきりと推移するこの国においては、この気象条件から、稲作による定住生活が生活の基盤となった。