Medieval Japan and international relations Viewed from Korean books

我们利用日本史料对200多名日本海东国商人进行了调查，发现其中大部分是假大使馆。15世纪到朝鲜的日本商人并没有扩展到日本西部，而是被限制在对马岛、益木岛和北九州。我们认可了朝鲜时期的韩国知识分子选集。韩文选集系列，并从中提取了1500件日文资料。它们是研究中世纪日韩关系的重要史料。我们在研究论文中附上了日本材料数据库。我们考察了中国和韩国，如中国的山东辽宁，韩国的南海岸，对韩国的三浦和日本古堡进行了调查。我们做了关于朝鲜古代山城、高丽与元帝国的关系、大内家族与东亚地区的关系、中世纪博多商人与东亚地区的关系、16世纪韩、明、日关系、16世纪朝鲜文献、近代早期琉球佛教史的研究论文。

We researched about 200 Japanese traders of Kaitoshokokuki by Japanese historical materials , and investigated most of them are bogus embassies. Japanese traders to Korea in the fifteenth century did not extend over Western Japan, but were restricted to Tsushima Island, Iki Island and north Kyushu.We recognized the anthology of Korean intellectuals in Choson period. The Series of Korean anthology and extracted 1500 Japanese materials from this series. They are very important historical materials about Japan-Korea relations in the Medieval age. We attached the Japanese materials database to the research paper.We inquired China and Korea, for example Shandong Liaoning in China, south coast in Korea, made a survey of Sampo and Japanese old castles in Korea.We made the research paper about ancient Korean mountain castle, relations between Koryo Dynasty and Yuan Empire, relations between Ouchi family and East Asia area, relations between Medieval Hakata merchants and East Asia area, relations between Korea, Ming and Japan in the sixteenth century, Korean document in the sixteenth century, Buddhist history in the early modern Ryukyu.