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 | |
|---|---|
| 埼玉県選挙区 | |
| Parliamentary constituency for the House of Councillors  | |
![]()  | |
| Prefecture | Saitama | 
| Electorate | 6,170,471 (as of September 2022)[1] | 
| Current constituency | |
| Created | 1947 | 
| Seats | 8 | 
| Councillors | Class of 2019:
Class of 2022:
  | 
Recent election results
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| LDP | Masakazu Sekiguchi | 655,028 | 20.6 | ||
| Kōmeitō | Makoto Nishida | 594,678 | 18.7 | ||
| DPJ | Motohiro Ōno | 557,398 | 17.5 | ||
| DPJ | Chiyako Shimada | 544,381 | 17.1 | ||
| YP | Tsukasa Kobayashi | 416,663 | 13.1 | ||
| JCP | Gaku Itō | 207,957 | 6.5 | ||
| NRP | Kōji Nakagawa | 84,897 | 2.7 | ||
| SDP | Fumihiro Himori | 72,185 | 2.3 | ||
| Independent | Kōsei Hasegawa | 37,731 | 1.2 | ||
| HRP | Hirotoshi Inda | 9,536 | 0.3 | ||
| Turnout | 3,246,247 | 55.83 | |||
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| DPJ | Kuniko Kōda | 745,517 | 23.5 | ||
| LDP | Toshiharu Furukawa | 684,270 | 21.6 | ||
| DPJ | Ryūji Yamane | 665,063 | 21.0 | ||
| Kōmeitō | Hiroshi Takano | 623,723 | 19.7 | ||
| JCP | Sumiko Ayabe | 277,440 | 8.7 | ||
| SDP | Etsuko Matsuzawa | 104,403 | 3.3 | ||
| PNP | Tetsuo Sawada | 72,756 | 2.3 | ||
| Turnout | 3,227,638 | 56.35 | |||
Historical Councillors elected from Saitama
| Class of 1947/1953/... | Election Year | Class of 1950/1956/... | ||||||
|---|---|---|---|---|---|---|---|---|
| #1
 (1947: #1. 6 Year Term)  | 
#2
 (1947: #2, 6 Year Term)  | 
#3 | #4 | #1
 (1947: #3, 3-year term)  | 
#2
 (1947: #4, 3-year term)  | 
#3 | #4 | |
| 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. | Ryukasu 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 (including
 by-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)  | 
Sanehito Nishida (Komeito)  | ||||||
| Hiroto Kumagai (CDP)  | 
Katsuo Yakura (Komeito)  | 
Gaku Ito (JCP)  | 
2019 | |||||
| 2019 by-el. | Seiji Ueda (Indepen.)  | |||||||
| 2022 | Mari Takagi (CDP)  | |||||||
Party affiliations as of election day; #: resigned to run in Saitama gubernatorial election; †: died in office.
References
House of Councillors: Alphabetical list of former Councillors
- ↑ "総務省|令和4年9月1日現在選挙人名簿及び在外選挙人名簿登録者数" [Ministry of Internal Affairs and Communications - Number of registered voters as of 1 September 2022] (in Japanese). Retrieved 2023-01-04.
 - ↑ 参議院>第22回参議院議員選挙>埼玉選挙区. go2senkyo.com ザ・選挙 (in Japanese). Voice Japan. Retrieved 2012-02-02.
 - ↑ 参議院>第21回参議院議員選挙>埼玉選挙区. go2senkyo.com ザ・選挙 (in Japanese). Voice Japan. Retrieved 2012-02-02.
 
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