Saitama at-large district is a three-member constituency of the House of Councillors, the upper house of the national Diet of Japan. It consists of Saitama and elects three Councillors for six-year terms every three years by single non-transferable vote.
Until a reapportionment in the 1990s, effective in the 1995 and 1998 Councillors elections, Saitama was a two-member district electing a total of four Councillors.
| Saitama at-large district | |
| Type: | Parliamentary |
| Parl Name: | House of Councillors |
| District Label: | Prefecture |
| District: | Saitama |
| Electorate: | 6,170,471 (as of September 2022)[1] |
| Year: | 1947 |
| Seats: | 8 |
| Member Label: | Councillors |
| Member: | Class of 2019:Class of 2022: |
| Election Year | Class of 1950/1956/... | ||||||||
|---|---|---|---|---|---|---|---|---|---|
(1947: #1. 6 Year Term) |
(1947: #2, 6 Year Term) |
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(1947: #3, 3-year term) |
(1947: #4, 3-year term) |
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| Eizo Kobayashi (LP) | Yataro Hiranuma (LP) | 1947 | Katsumasa Amada (JSP) | Kazue Ishikawa (DP) | |||||
| 1950 | Yoshio Matsunaga † 1955 (JSP) | Shokichi Uehara (LP) | |||||||
| Eizo Kobayashi (Yoshida LP) | Katsumasa Amada (Right JSP) | 1953 | |||||||
| 1955 by el. | Ryusaku Endo (Indep.) | ||||||||
| 1956 | Yuichi Osawa # 1960 (LDP) | Shokichi Uehara (LDP) | |||||||
| Eizo Kobayashi (LDP) | Katsumasa Amada † 1965 (JSP) | 1959 | |||||||
| 1960 by el. | Kanzo Oizumi (LDP) | ||||||||
| 1962 | Shokichi Uehara (LDP) | Hideyuki Seya (JSP) | |||||||
| Katsuji Mori (JSP) | Yoshio Tsuchiya (LDP) | 1965 | |||||||
| 1968 | |||||||||
| Yoshio Tsuchiya (Liberal Democratic Party (Japan)) | Katsuji Mori (JSP) | 1971 | |||||||
| 1974 | Hideyuki Seya (JSP) | Shokichi Uehara (LDP) | |||||||
| Juro Morita (NLC) | 1977 | ||||||||
| 1980 | Ryoko Nao (LDP) | Hideyuki Seya (JSP) | |||||||
| 1983 | |||||||||
| 1986 | Hideyuki Seya (JSP) | Ryoko Nao (LDP) | |||||||
| Hajime Fukuda (JSP) | Yoshio Tsuchiya # 1992 (Indep.) | 1989 | |||||||
| Taizo Sato (LDP) | 1991 by-el. | Noriyuki Sekine (LDP) | |||||||
| 1992 (includingby-el.) | Noriyuki Sekine (LDP) | Hideyuki Seya (JSP) | |||||||
| Hiroshi Takano (NFP) | Sachiyo Abe (JCP) | 1995 | |||||||
| 1998 | Takujiro Hamada # 2003(Indep.) | Renzo Togashi (JCP) | Toshio Fuji (DPJ) | ||||||
| Taizo Sato (Liberal Democratic Party (Japan)) | Hiroshi Takano (Komeito) | Ryuji Yamane (DPJ) | 2001 | ||||||
| 2003 by-el. | Masakazu Sekiguchi (LDP) | ||||||||
| 2004 | Chiyako Shimada (DPJ) | Masakazu Sekiguchi (LDP) | Makoto Nishida (Komeito) | ||||||
| Kuniko Koda (DPJ) | Toshiharu Furukawa (LDP) | 2007 | |||||||
| 2010 | Masakazu Sekiguchi (LDP) | Makoto Nishida (Komeito) | Motohiro Ōno (DPJ) | ||||||
| Toshiharu Furukawa (LDP) | Katsuo Yakura (Komeito) | Kuniko Koda (Your Party) | 2013 | ||||||
| 2016 | Motohiro Ōno # 2019 (DPJ) | Makoto Nishida (Komeito) | |||||||
| Hiroto Kumagai (CDP) | Katsuo Yakura (Komeito) | Gaku Ito (JCP) | 2019 | ||||||
| 2019 by-el. | Kiyoshi Ueda (Indepen.) | ||||||||
| 2022 | Mari Takagi (CDP) | ||||||||
House of Councillors: Alphabetical list of former Councillors