A fundamental research on the Tosa-Ichijo family of the medleval times from history and archaeology.

从16世纪末开始，从京都搬来的贵族Ichijou家族被Tosa-Hatanoshyou统治了大约一个世纪。本研究从历史考古学的角度，收集和考证了一朱家族迁居哈田的原因，以及他们在哈他历史上的地位，从历史考古的角度收集和考证了一些基本资料。研究发现：(1)贵族家庭迁居到离京都很远的地方定居的情况非常罕见，但他们仍然与留在京都的人保持着频繁的联系。(2)一州建造了巨大的船只，与酒井的红木和商人合作，很可能开始了与外国的贸易。这表现在给红木、贵族等南方地区的产品，如糖、动物皮毛等的Ichijous礼物。(3)16世纪，Ichijou家族在哈塔地区修建了许多堡垒，这项技术被Chyousogabe家族继承并在后来得到发展。

The aristocrats, the Ichijou family, moved from Kyoto was govered the Tosa-Hatanoshyou for about one century from the end of the 16th century. In this research, in order to study the reason why the Ichijou family moved down to Hata, and the their position in the history of Hata, basic data were collected and examined from a reference historic and archaeological perspctive.And the following became clear.(1)It was quite rare that aristocrat family moved and settled in a land very far from Kyoto, and still, they had constant contact with those who stayed in Kyoto.(2)The Ichijous constructed huge vessels, cooperating Hongangi and merchant in Sakai, and possibly, was starting trade with foreign countries. This is indicated by the Ichijous gifts given to Hongangi, aristocrats, etc, which were products of southern area, like sugar, animal fur, and so forth.(3)Ichijou family built many fortresses in the Hata area in the 16th century and the technology was inherited by Chyousogabe family and was developed afterward.