The economic construction of Daimyo-Ryogoku

本研究的目的是通过对濑户内海地区大名王国的研究来辨别战国时代的经济建设，在东京、京都、山口、福冈、长崎、冲绳等地收集了大量的研究资料，取得了良好的效果。村上家的档案记载了岛上居民的生活方式。3）增田郡档案明确了增田市在这一时期已经获得了海产品，并与大陆各国进行了贸易。

The purpose of this research is to distinguish the economic construction of the Sengoku-era through the study of Daimyo-Ryokoku in the Setonai-Kai areaI collected a lot of research materials at Tokyo, Kyoto, Yamaguchi, Fukuoka, Nagasaki, Okinawa etc and obtained good results.1). The life-style of the people who had lived on the islands was distinguished by Murakami-ke archives.2). The ruler who had concerned the water transportation of rivers was recognized by the new Numoto-ke archives.3) Masuda-ke arckives distinguished that Masuda-shi had gained marine products and traded with the continental countries at that age.