This was because Motonari's political ideas and extraordinary will to keep the family name alive persisted in the family long after his death (as illustrated by Hiroie KIKKAWA's tact).
これは、元就の政治理念と異常なまでの家名存続の意志が、その死後も家中に色濃く残っていたからである（吉川広家の機転など）。