Ryokichi Minobe was a Japanese economist, educator, and socialist politician who served as Governor of Tokyo from 1967 to 1979.

Baron Kikuchi Dairoku was a Japanese mathematician, educator, and education administrator during the Meiji era. After earning degrees in mathematics and physics from St John's College at the University of Cambridge, he became one of the first Japanese professors of mathematics at the University of Tokyo. Later in his life, he served as president of the University of Tokyo, Kyoto University, Gakushuin, and the Riken Institute.