Abstract
In constructing stone fence of castles and temples in the end of medieval era to Nobunaga and Hideyoshi's period, the high level technique of construction is suggested. In this thesis, investigating the diarys and documents of those period, and also by the method of analysis of the people in San-jyo who were working as labor for civil engineering, it is examined that the development of the stone fence making ability as profession has been obvious among many places in Oumi. Also analyzing the field survey of stone fence, the development of the stone fence constructing technique has been clear. In these era many people who belonged to the authority had developed there ability of the stone fence constructing technique. As a result, it had been clear that the professional development of constructing stone fence were slow developing than carpenters or gardeners, with the building of castles of Rokkaku and Azai family preceding the Aduchi castle, the outcasted San-jyo people had developed there technique and profession. Becoming master builders and making groups, they had established there ability of technique and there position in Hideyoshi's period as Anou which means the profession and also the certain area in Sakamoto.
