Yajuro, being unable to refuse, explains to Satsuki what fidelity is, floating a leaf of Japanese iris on a pond and saying, 'a lord is a ship, a vassal is water,' and Satsuki, knowing that he is prepared to commit seppuku if she refuses, obeys him in tears.
是非もないと弥十郎はカキツバタの葉を池に浮かべ「君は船、臣は水」と忠義を説きさもなくば自身が腹を切るとの覚悟に皐月は泣く泣く従う。