- Born in 1936
- Graduated from Waseda University (Department of Economics) (1959)
- Worked for Petroleum refining and marketing company (1959-1976)
- Prime Minister’s Chief Secretary (1977-1978)
- Member, House of Representatives (1990-2012)
- Parliamentary Member (1996-1997)
- Minister of State, Chief Cabinet Secretary (2000-2004)
- Director General of Okinawa Development Agency (2000)
- Minister of State for Gender Equality (2001-2004)
- Prime Minister of Japan (2007-2008)
- Chairman of Asian Forum of Parliamentarians on Population and Development (AFPPD) (2005-2012)
- Chairman of Asian Population and Development
- Chairman of Boao Forum for Asia (2010-2018)
- Japan Asian Community Cooperation Organization (2019 ~ )