In the samurai society of the medieval period, the existence and position of a lord was not necessarily guaranteed or absolute to his retainers; instead, lords and their group of retainers had a shared fate, and their relationship was one of mutual cooperation.
中世の武家社会において、主君は家臣にとって必ずしも絶対的な存在ではなく、主君と家臣団は相互に依存・協力しあう運命共同体であった。