This paper examines the construction management of a daimyo mansion in the city of Edo, based upon the analysis of Hagi clan's record that describes the reconstruction of shikidai building from 1748 to 1749. The shikidai building was composed of three parts and the specification of building part was different from each other. The construction system of several types were selected according to the characteristics of each part and combined to execute. Generally the more important the building part was, the more deeply Hagi clan's management team got involved in the construction in order to keep the quality of building.