1851: Because he was advised to support the Kinno activities (activities based on reverence for the Emperor) from the fund side by Kinno So (Buddhist priest) Gessho, he unwillingly married the heiress as a successor to his older brother, and named himself Soichiro Sadatomo KITAKAZE (later the sixty-sixth generation Soemon Shozo Sadatada).
1851年勤皇僧・月照から勤皇活動を資金面から支えて欲しいと勧められ、不本意ながら兄の後釜として婿養子となり、北風荘一郎貞知（後に第66代荘右衛門正造貞忠）と名乗る。