御茶水女子大學
Prince Nagahisa's widow, Princess Sachiko became a commoner in 1947 with the abolition of the collateral branches of the Japanese imperial family during the American occupation of Japan. She became a professor at Ochanomizu University, and in 1969 entered the service of the Imperial Household Agency. She served for many years as the chief of the ladies-in-waiting to Empress Kōjun.