The period of 'bushidan' was mainly after that insei period, and the union by 'house' and inheritance became stronger gradually but will be misinterpreted if one is looking too much at 'a direct descendant' and 'honke' (the owner of the highest-graded patches of land under the stratified land ruling structure of Shoen) and 'paternal family system' notion of later generation.
「武士団」の時代は、主にその院政時代以降であり、その意味では「イエ」による結合、継承は徐々に強まってはいたが、しかし後の世の「嫡流」、「本家」というような「父系家族制度」の概念に捕らわれ過ぎるとこの時代を見誤る。