Shigeru Omi (1970) - Japanese physician and government official, served as the President of the Japan Community Health Care Organization and as a key figure in Japan's response to the COVID-19 pandemic.
Yoshio Okubo (1972) - Economist and former President of the Research Institute of Economy, Trade and Industry (RIETI).
Masahiko Shibayama (1985) - Business leader, former President and CEO of Sapporo Holdings Limited.
Keiko Nagaoka (1990) - Politician, member of the House of Representatives in the Diet of Japan.