How did geography affect the development of Japenese civilization? Source 1: because of Japan's mountains, only about 20% of the land can be formed . Throughout Japan's history local armies often fought over the few patches of fertile land .
Source 2 : the earthquake that hit Japan and killed over 47 people, dome of them were burned and many of them were injured the earth split in half but saved the people on the other side. God rose over them .