Yasuko Hatoyama was the wife of former Japanese Foreign Minister Iichirō Hatoyama and mother of former Prime Minister of Japan Yukio Hatoyama and Diet member Kunio Hatoyama. Hatoyama funded the establishment of the Democratic Party of Japan. Wikipedia
Born: September 11, 1922
Died: February 11, 2013 (age 90 years), Chuo City, Tokyo, Japan
Parents: Shōjirō Ishibashi
Grandchildren: Jirō Hatoyama, Kiichiro Hatoyama, Taro Hatoyama, and more
Spouse: Iichirō Hatoyama (m. 1942–1993)
Children: Kunio Hatoyama and Yukio Hatoyama