Also, when Yoritomo's built Shochojuin Temple, the family temple dedicated to his father, Yoshiyasu went with Yoritomo to the site of construction for a preliminary inspection, and when the temple was completed, he and his wife, the sister of Yoritomo, attended the ceremony.
また、頼朝の父の菩提寺勝長寿院の造営に関しては頼朝とともに造営の下見をしたり、同寺院の落成式には頼朝の姉妹である妻とともに参列している。