On the other hand, some historians and other experts support a theory that a substitute person, who was concealed underneath the floor, made the great response speech; Iesada had sent a signal to the substitute person in the stomping of his feet.
一方、立派な返答をしたのは床下に控えていた代理であり、足を踏み鳴らしたのは代理に対して合図を送っていたという説もある。