 After the Takeda was destroyed by an alliance of Oda Nobunaga and Tokugawa Ieyasu, Yoritada allied himself with the latter, who eventually reinstated Yoritada in his family domain in 1601.Yoritada's eldest son, Yorimizu (頼水, 1571-1641) became the first "daimyō" to rule Suwa Domain, with the office of "ōhōri" passing down to his fourth son, Yorihiro (頼広).With this, the clan effectively split into two branches