But in 1973, Tadamune OGASAWARA, who was the 32nd head of the main Ogasawara family, which is the family of lord of Kokura Domain, assumed the position of the president of the Ko school to promote development of the school.
だが、昭和48年に小倉藩主家である小笠原総領家第32代当主小笠原忠統を古流総裁に迎え、流儀の発展をはかった。