(As of September 2023)
WATANABE Koichi
- State Minister for Internal Affairs and Communications
- In-House Group: Liberal Democratic Party
- Elected: Hokkaido Bloc (proportional representation), four times
- Born: 25 November 1957, Kita, Tokyo
- Education:
- School of Dentistry, Higashi-Nippon-Gakuen University
- Career:
- Dentist
- Mayor of Iwamizawa City
- Parliamentary Vice-Minister of Defense;
- Parliamentary Vice-Minister of Cabinet Office
- Deputy Secretary-General, Liberal Democratic Party