Considering that Naomasa NABESHIMA, who married Ienari's daughter, and Takachika MORI, the adoptive son of Narito MORI, both played a role in bringing down the shogunate, it can be said that Ienari's attempt to control the daimyo through blood relationships ultimately ended in failure.
ただし、家斉の娘を娶った鍋島直正や毛利斉広の養子である毛利敬親が倒幕に関係したことからすると、血縁関係による大名統制は失敗に終わったとも言えるだろう。