Opinion polling for the next Japanese general election
In the run up to the 2021 Japanese general election, various organisations are expected to carry out opinion polling to gauge voting intention. Results of such polls are displayed in this article. The date range for these opinion polls is from the previous general election, held on 22 October 2017, to the present day. The next election will be held on 22 October 2021, unless a snap election is called.
Graphical summary
The charts below depicts opinion polling for the next Japanese general election using a 15-poll moving average.
LDP
CDP
DP
Komeito
JCP
Nippon Ishin no Kai
DPP
SDP
LP
Reiwa Shinsengumi
Kibō no Tō
N-Koku
.png.webp)
CDP
DP
Komeito
JCP
Nippon Ishin no Kai
DPP
SDP
LP
Reiwa Shinsengumi
Kibō no Tō
N-Koku
Party identification polling
2020
| Date | Polling firm/source | LDP | CDP | Komei | JCP | Ishin | DPP | SDP | Reiwa | Kibō | N-Koku | Other | No party | Und./ no ans. |
Lead | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 19–20 Sep | ANN | 53.9 | 9.1 | 3.5 | 3.0 | 2.5 | 0.7 | 0.3 | 0.1 | N/A | 0.1 | N/A | 25.5 | 28.4 | ||
| 16–17 Sep | Asahi Shimbun | 41 | 6 | 3 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 38 | 3 | ||
| 16 Sep | Yoshihide Suga assumes office as the Prime Minister. | |||||||||||||||
| 15 Sep | The Constitutional Democratic Party merges with the majority of the Democratic Party for the People as well as some independents. | |||||||||||||||
| 2–3 Sep | Mainichi and JNN | 40 | 3 | 3 | 3 | 3 | 1 | 0 | 0 | 0 | 0 | 1 | 41 | 8 | 1 | |
| 28 Aug | Shinzo Abe announces his intention to resign as Prime Minister and President of the LDP. | |||||||||||||||
| 22–23 Aug | ANN | 42.8 | 7.7 | 3.9 | 3.4 | 4.8 | 1.7 | 0.5 | 0.7 | N/A | 0.0 | 2.1 | 32.4 | 10.4 | ||
| 18–19 Jul | ANN | 40.3 | 8.7 | 4.9 | 3.6 | 3.6 | 1.7 | 0.3 | 1.2 | N/A | 0.1 | 1.7 | 33.9 | 6.4 | ||
| 18–19 Jul | Asahi Shimbun | 30 | 5 | 3 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 0 | 47 | 8 | 17 | |
| 17–19 Jul | Nikkei & TV Tokyo | 35 | 4 | 3 | 2 | 2 | 0 | 0 | 0 | N/A | 0 | 0 | 50 | 3 | 15 | |
| 17–19 Jul | Kyodo News | 31.9 | 6.3 | 5.2 | 3.5 | 6.3 | 1.5 | 0.5 | 0.9 | N/A | 0.5 | 0.3 | 41.5 | 1.6 | 9.6 | |
| 18–18 Jul | Mainichi & SSRC | 29 | 9 | 3 | 5 | 10 | 2 | 1 | 3 | N/A | 0 | 1 | 36 | N/A | 7 | |
| 10–13 Jul | Jiji Press | 26.0 | 3.3 | 2.8 | 1.3 | 2.2 | 0.6 | 0.2 | 0.7 | N/A | 0.2 | N/A | 60.5 | N/A | 34.5 | |
| 11–12 Jul | go2senkyo & JX[lower-alpha 1] | 29.3 | 8.4 | 5.8 | 4.5 | 5.5 | 1.0 | 1.3 | 1.4 | N/A | 0.2 | N/A | 42.6 | N/A | 13.3 | |
| 4–5 Jul | JNN | 35.8 | 5.1 | 3.5 | 2.4 | 3.5 | 0.6 | 0.5 | 0.7 | N/A | 0.4 | 1.0 | 42.9 | 3.6 | 7.1 | |
| 3–5 Jul | Yomiuri Shimbun | 32 | 5 | 4 | 2 | 4 | 1 | 0 | 1 | N/A | 0 | 1 | 46 | 4 | 14 | |
| 11–22 Jun | Jiji Press[lower-alpha 2] | 33.9 | 7.2 | 4.3 | 2.2 | 5.9 | 1.2 | 1.1 | 1.5 | N/A | 0.4 | N/A | 40.8 | N/A | 6.9 | |
| 20–21 Jun | ANN | 43.0 | 9.1 | 3.8 | 4.0 | 6.8 | 0.8 | 0.5 | 1.0 | N/A | 0.0 | 3.4 | 27.6 | 15.4 | ||
| 20–21 Jun | Kyodo News | 37.3 | 7.6 | 3.4 | 3.1 | 7.4 | 1.5 | 1.2 | 1.4 | N/A | 0.5 | 0.3 | 34.2 | 2.1 | 3.1 | |
| 20–21 Jun | Asahi Shimbun | 29 | 5 | 3 | 3 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 46 | 8 | 17 | |
| 20–20 Jun | Mainichi & SSRC | 31 | 10 | 4 | 6 | 11 | 2 | 1 | 3 | N/A | 1 | 1 | 30 | N/A | 1 | |
| 13–14 Jun | go2senkyo & JX[lower-alpha 1] | 29.2 | 13.0 | 4.2 | 4.4 | 5.4 | 1.5 | 1.0 | 1.2 | N/A | 0.2 | N/A | 39.8 | N/A | 10.6 | |
| 6–7 Jun | JNN | 34.4 | 6.1 | 3.5 | 2.3 | 3.9 | 1.3 | 0.6 | 1.1 | N/A | 0.1 | 0.1 | 43.0 | 3.7 | 8.6 | |
| 5–7 Jun | Nikkei & TV Tokyo | 30 | 5 | 3 | 2 | 3 | 0 | 0 | 1 | N/A | 0 | 0 | 54 | 1 | 24 | |
| 5–7 Jun | Yomiuri Shimbun | 34 | 4 | 3 | 3 | 3 | 1 | 0 | 1 | N/A | 0 | 1 | 45 | 5 | 11 | |
| 21 May – 1 Jun | Jiji Press[lower-alpha 2] | 30.9 | 6.6 | 4.0 | 3.4 | 7.7 | 1.2 | 0.9 | 1.5 | N/A | 0.6 | N/A | 42.0 | N/A | 11.1 | |
| 29–31 May | Kyodo News | 37.4 | 7.2 | 3.0 | 3.0 | 7.3 | 0.9 | 0.4 | 1.7 | N/A | 0.3 | 0.3 | 36.4 | 2.1 | 1.0 | |
| 23–24 May | Asahi Shimbun | 26 | 5 | 4 | 3 | 4 | 1 | 1 | 0 | 0 | 0 | 1 | 48 | 7 | 22 | |
| 23–23 May | Mainichi & SSRC | 25 | 12 | 4 | 7 | 11 | 1 | 1 | 1 | N/A | 1 | 1 | 36 | N/A | 11 | |
| 16–17 May | go2senkyo & JX[lower-alpha 1] | 28.8 | 12.7 | 4.3 | 5.4 | 6.8 | 0.7 | 0.9 | 1.2 | N/A | 0.3 | N/A | 39.1 | N/A | 10.3 | |
| 16–17 May | ANN | 35.5 | 8.7 | 4.2 | 3.9 | 3.8 | 1.9 | 0.8 | 0.4 | N/A | 0.4 | 1.5 | 38.9 | 3.4 | ||
| 9–10 May | JNN | 35.9 | 6.1 | 4.4 | 2.3 | 3.7 | 0.5 | 0.3 | 0.3 | N/A | 0.2 | 0.1 | 40.7 | 5.5 | 4.8 | |
| 8–10 May | Nikkei & TV Tokyo | 34 | 3 | 3 | 1 | 4 | 0 | 1 | 1 | N/A | 0 | 0 | 50 | 2 | 16 | |
| 8–10 May | Kyodo News | 35.1 | 6.9 | 5.3 | 3.2 | 8.7 | 1.2 | 0.7 | 1.5 | N/A | 0.2 | 0.4 | 35.5 | 1.3 | 0.4 | |
| 8–10 May | Yomiuri Shimbun | 34 | 4 | 4 | 3 | 4 | 1 | 0 | 0 | N/A | 0 | 1 | 44 | 3 | 10 | |
| 18–19 Apr | Asahi Shimbun | 33 | 5 | 5 | 2 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 43 | 6 | 10 | |
| 18–19 Apr | Mainichi Shimbun | 29 | 5 | 5 | 2 | 6 | 1 | 1 | 1 | N/A | 1 | 1 | 43 | N/A | 14 | |
| 10–13 Apr | Kyodo News | 33.1 | 7.7 | 3.4 | 3.7 | 5.3 | 1.1 | 0.9 | 2.2 | N/A | 0.4 | 0.2 | 39.3 | 2.7 | 6.2 | |
| 4 Mar – 13 Apr | Asahi Shimbun[lower-alpha 2] | 37 | 9 | 4 | 3 | 3 | 1 | 1 | 1 | 0 | 1 | 0 | 38 | 2 | 1 | |
| 11–12 Apr | go2senkyo & JX[lower-alpha 1] | 29.2 | 9.5 | 2.4 | 6.4 | 6.0 | 1.3 | 1.0 | 1.1 | N/A | 0.4 | N/A | 42.6 | N/A | 13.4 | |
| 11–12 Apr | Yomiuri Shimbun | 34 | 5 | 4 | 3 | 2 | 1 | 0 | 0 | N/A | 0 | 0 | 44 | 5 | 10 | |
| 10–12 Apr | NHK | 33.3 | 4.0 | 3.3 | 2.9 | 1.6 | 0.5 | 0.6 | 0.5 | N/A | 0.2 | 0.7 | 45.3 | 7.3 | 12.0 | |
| 8–8 Apr | Mainichi, JNN, & SSRC | 34 | 9 | 3 | 4 | 5 | 1 | 1 | 3 | N/A | 1 | 1 | 36 | N/A | 2 | |
| 4–5 Apr | JNN | 34.3 | 5.0 | 4.2 | 3.3 | 3.3 | 1.4 | 0.5 | 0.8 | N/A | 0.4 | 0.6 | 41.8 | 4.4 | 7.5 | |
| 27–29 Mar | Nikkei & TV Tokyo | 37 | 8 | 4 | 3 | 3 | 1 | 1 | 1 | N/A | 0 | 0 | 38 | 3 | 1 | |
| 26–28 Mar | Kyodo News | 37.0 | 7.4 | 3.6 | 3.3 | 5.0 | 1.0 | 0.7 | 1.8 | N/A | 0.9 | 0.0 | 36.8 | 2.4 | 0.2 | |
| 21–22 Mar | ANN | 43.5 | 8.1 | 4.7 | 3.5 | 2.6 | 1.1 | 0.9 | 1.2 | N/A | 0.1 | 3.0 | 31.3 | 12.2 | ||
| 20–22 Mar | Yomiuri Shimbun | 35 | 5 | 4 | 4 | 1 | 1 | 1 | 1 | N/A | 0 | 0 | 44 | 4 | 9 | |
| 14–16 Mar | Kyodo News | 40.0 | 9.6 | 3.3 | 3.3 | 4.2 | 1.5 | 1.2 | 2.4 | N/A | 1.7 | 0.0 | 31.6 | 1.2 | 8.4 | |
| 14–15 Mar | Asahi Shimbun | 36 | 6 | 3 | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 40 | 9 | 4 | |
| 14–15 Mar | Mainichi Shimbun | 33 | 9 | 4 | 4 | 4 | 1 | 0 | 1 | N/A | 1 | 1 | 40 | N/A | 7 | |
| 6–9 Mar | Jiji Press | 24.0 | 3.5 | 3.5 | 1.6 | 1.3 | 0.4 | 0.5 | 0.7 | N/A | 0.1 | N/A | 62.4 | N/A | 38.4 | |
| 7–8 Mar | JNN | 36.4 | 6.4 | 3.5 | 3.3 | 1.5 | 0.9 | 0.4 | 0.6 | N/A | 0.3 | 0.3 | 41.6 | 4.9 | 5.2 | |
| 6–8 Mar | NHK | 36.5 | 6.3 | 3.0 | 3.1 | 1.3 | 0.9 | 0.8 | 0.4 | N/A | 0.0 | 0.2 | 41.5 | 6.0 | 5.0 | |
| 29 Feb – 1 Mar | go2senkyo & JX[lower-alpha 1] | 32.0 | 12.3 | 3.5 | 5.4 | 2.8 | 1.2 | 0.9 | 1.3 | N/A | 0.5 | N/A | 40.1 | N/A | 8.1 | |
| 29 Feb – 1 Mar | go2senkyo & JX[lower-alpha 1] | 31.6 | 12.1 | 3.5 | 5.3 | 2.8 | 1.2 | 0.9 | 1.2 | N/A | 0.4 | 1.5 | 39.5 | N/A | 7.9 | |
| 21–23 Feb | Nikkei & TV Tokyo | 39 | 9 | 4 | 4 | 3 | 2 | 0 | 1 | N/A | 0 | 0 | 34 | 3 | 5 | |
| 15–16 Feb | go2senkyo & JX[lower-alpha 1] | 32.1 | 12.8 | 4.2 | 5.4 | 3.4 | 0.9 | 1.0 | 1.6 | N/A | 0.5 | N/A | 38.2 | N/A | 6.1 | |
| 15–16 Feb | Asahi Shimbun | 34 | 6 | 3 | 3 | 2 | 2 | 0 | 1 | 0 | 0 | 0 | 39 | 10 | 5 | |
| 15–16 Feb | ANN | 45.4 | 10.2 | 3.8 | 3.4 | 2.7 | 1.6 | 0.4 | 1.1 | N/A | 0.7 | 1.1 | 29.6 | 15.8 | ||
| 15–16 Feb | Kyodo News | 40.5 | 10.9 | 3.1 | 3.5 | 3.5 | 1.9 | 1.0 | 2.3 | N/A | 0.5 | 0.1 | 31.0 | 1.7 | 9.5 | |
| 14–15 Feb | Yomiuri Shimbun | 40 | 5 | 3 | 3 | 3 | 1 | 0 | 1 | N/A | 0 | 0 | 39 | 5 | 1 | |
| 7–9 Feb | NHK | 37.4 | 6.0 | 4.0 | 2.6 | 1.4 | 1.0 | 1.2 | 0.6 | N/A | 0.2 | 0.2 | 38.0 | 7.4 | 0.6 | |
| 6–9 Feb | Jiji Press | 24.3 | 5.6 | 2.8 | 1.6 | 1.3 | 0.5 | 0.2 | 0.9 | N/A | 0.2 | N/A | 60.6 | N/A | 36.3 | |
| 1–2 Feb | JNN | 38.2 | 4.8 | 2.6 | 3.1 | 1.5 | 0.9 | 0.4 | 1.3 | N/A | 0.5 | 0.2 | 41.7 | 4.9 | 3.5 | |
| 25–26 Jan | Asahi Shimbun | 34 | 7 | 4 | 3 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 37 | 12 | 3 | |
| 24–26 Jan | Nikkei & TV Tokyo | 45 | 10 | 3 | 4 | 2 | 1 | 1 | 1 | N/A | 0 | 0 | 30 | 3 | 15 | |
| 18–19 Jan | ANN | 45.0 | 8.2 | 4.4 | 4.1 | 2.7 | 2.0 | 0.8 | 1.2 | N/A | 0.2 | 1.6 | 29.8 | 15.2 | ||
| 18–19 Jan | Mainichi Shimbun | 34 | 8 | 2 | 2 | 3 | 2 | 1 | 1 | N/A | 1 | 1 | 40 | N/A | 6 | |
| 17–19 Jan | Yomiuri Shimbun | 41 | 7 | 3 | 3 | 2 | 1 | 0 | 0 | N/A | 0 | 0 | 39 | 3 | 2 | |
| 11–13 Jan | NHK | 40.0 | 5.4 | 3.4 | 2.9 | 1.6 | 0.9 | 0.7 | 0.2 | N/A | 0.2 | 0.2 | 38.5 | 5.9 | 1.5 | |
| 10–13 Jan | Jiji Press | 24.9 | 3.3 | 3.4 | 2.6 | 1.0 | 0.9 | 0.7 | 0.5 | N/A | 0.2 | N/A | 60.4 | N/A | 35.5 | |
| 11–12 Jan | go2senkyo & JX[lower-alpha 1] | 29.7 | 11.2 | 3.5 | 6.2 | 4.0 | 1.1 | 0.5 | 1.3 | N/A | 1.1 | N/A | 41.4 | N/A | 11.7 | |
| 11–12 Jan | JNN | 38.6 | 5.8 | 3.8 | 2.8 | 2.9 | 1.4 | 0.4 | 0.6 | N/A | 0.0 | 0.3 | 38.9 | 4.6 | 0.3 | |
| 11–12 Jan | Kyodo News | 43.2 | 6.9 | 2.9 | 4.1 | 4.4 | 1.6 | 1.1 | 2.4 | N/A | 0.7 | 0.0 | 31.5 | 1.2 | 11.7 | |
2019
| Date | Polling firm/source | LDP | CDP | DPP | Kibō | Komei | JCP | Ishin | SDP | LP | Reiwa | N-Koku | Other | No party | Und./ no ans. |
Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21–22 Dec | Asahi Shimbun | 34 | 6 | 1 | 0 | 4 | 3 | 2 | 1 | Did not exist | 1 | 1 | 1 | 41 | 5 | 7 |
| 20–22 Dec | Nikkei & TV Tokyo | 41 | 8 | 1 | N/A | 4 | 5 | 2 | 1 | 1 | 0 | 0 | 35 | 3 | 6 | |
| 14–15 Dec | go2senkyo & JX[lower-alpha 1] | 31.6 | 12.5 | 0.9 | N/A | 3.8 | 5.6 | 3.8 | 0.9 | 2.1 | 0.6 | N/A | 38.2 | N/A | 6.6 | |
| 14–15 Dec | ANN | 45.6 | 9.8 | 1.3 | N/A | 2.8 | 5.1 | 1.6 | 0.5 | 2.0 | 0.2 | 0.8 | 30.3 | 15.3 | ||
| 14–15 Dec | Kyodo News | 36.0 | 10.8 | 1.5 | N/A | 4.7 | 3.0 | 3.3 | 0.8 | 4.5 | 1.5 | 0.3 | 31.8 | 1.8 | 4.2 | |
| 13–15 Dec | Yomiuri Shimbun | 37 | 6 | 0 | N/A | 3 | 3 | 1 | 0 | 1 | 0 | 0 | 44 | 3 | 7 | |
| 6–9 Dec | Jiji Press | 23.0 | 3.8 | 0.6 | N/A | 3.5 | 2.0 | 2.0 | 0.2 | 0.7 | 0.3 | N/A | 61.1 | N/A | 38.1 | |
| 9 Oct – 9 Dec | Mainichi & SSRC[lower-alpha 2] | 38 | 9 | 1 | N/A | 4 | 3 | 4 | 0 | 2 | 1 | 1 | 36 | N/A | 2 | |
| 7–8 Dec | JNN | 35.1 | 7.3 | 1.0 | N/A | 3.1 | 3.5 | 1.9 | 0.8 | 1.0 | 0.4 | 0.4 | 40.8 | 5.0 | 5.7 | |
| 6–8 Dec | NHK | 36.1 | 5.5 | 0.9 | N/A | 2.7 | 3.0 | 1.6 | 0.7 | 0.6 | 0.1 | 0.1 | 41.4 | 7.4 | 5.3 | |
| 30 Nov – 1 Dec | Mainichi Shimbun | 36 | 8 | 1 | N/A | 3 | 4 | 4 | 0 | 2 | 0 | 0 | 35 | N/A | 1 | |
| 23–24 Nov | Kyodo News | 41.8 | 8.7 | 0.9 | N/A | 4.2 | 3.7 | 3.9 | 0.4 | 2.5 | 1.2 | 0.3 | 30.4 | 2.0 | 11.4 | |
| 22–24 Nov | Nikkei & TV Tokyo | 39 | 8 | 1 | N/A | 4 | 4 | 3 | 1 | 1 | 1 | 0 | 36 | 3 | 3 | |
| 16–17 Nov | Asahi Shimbun | 36 | 7 | 1 | 0 | 3 | 4 | 2 | 1 | 1 | 0 | 1 | 37 | 7 | 1 | |
| 15–17 Nov | Yomiuri Shimbun | 37 | 7 | 1 | N/A | 4 | 4 | 1 | 0 | 2 | 1 | 0 | 38 | 4 | 1 | |
| 9–10 Nov | go2senkyo & JX[lower-alpha 1] | 35.5 | 12.5 | 1.3 | N/A | 4.3 | 4.4 | 3.2 | 0.9 | 1.0 | 0.8 | N/A | 36.3 | N/A | 0.8 | |
| 9–10 Nov | ANN | 45.7 | 9.8 | 3.0 | N/A | 5.3 | 4.2 | 2.1 | 0.6 | 1.1 | 0.5 | 1.2 | 26.5 | 19.2 | ||
| 9–10 Nov | JNN | 38.2 | 6.3 | 1.0 | N/A | 4.7 | 2.5 | 2.8 | 0.5 | 0.9 | 0.4 | 0.3 | 37.2 | 5.2 | 1.0 | |
| 8–10 Nov | Jiji Press | 30.1 | 3.1 | 0.2 | N/A | 3.7 | 2.0 | 1.3 | 0.6 | 0.6 | 0.2 | N/A | 55.5 | N/A | 25.4 | |
| 8–10 Nov | NHK | 36.8 | 6.3 | 1.4 | N/A | 3.8 | 3.5 | 2.2 | 0.3 | 1.2 | 0.2 | 0.1 | 37.7 | 6.5 | 0.9 | |
| 26–27 Oct | Mainichi Shimbun | 36 | 10 | 1 | N/A | 3 | 3 | 4 | 1 | 1 | 1 | 0 | 34 | N/A | 2 | |
| 26–27 Oct | Kyodo News | 44.6 | 8.5 | 1.3 | N/A | 4.2 | 3.6 | 3.6 | 1.1 | 2.1 | 0.8 | 0.1 | 28.9 | 1.2 | 15.7 | |
| 25–27 Oct | Nikkei & TV Tokyo | 46 | 7 | 0 | N/A | 5 | 4 | 4 | 0 | 1 | 1 | 0 | 29 | 2 | 17 | |
| 19–20 Oct | Asahi Shimbun | 35 | 6 | 1 | 0 | 5 | 2 | 2 | 0 | 1 | 1 | 1 | 39 | 7 | 4 | |
| 19–20 Oct | ANN | 45.6 | 7.8 | 1.8 | N/A | 4.3 | 4.3 | 2.9 | 1.3 | 0.6 | 0.3 | 1.1 | 30.0 | 15.6 | ||
| 18–20 Oct | Yomiuri Shimbun | 42 | 5 | 1 | N/A | 3 | 3 | 2 | 0 | 1 | 0 | 0 | 38 | 5 | 4 | |
| 11–14 Oct | Jiji Press | 27.5 | 5.8 | 0.6 | N/A | 3.9 | 1.8 | 1.2 | 0.1 | 0.6 | 0.2 | N/A | 56.0 | N/A | 28.5 | |
| 5–6 Oct | JNN | 40.1 | 8.1 | 1.8 | N/A | 3.5 | 2.9 | 3.1 | 0.4 | 1.0 | 0.2 | 0.6 | 34.2 | 4.2 | 5.9 | |
| 5–6 Oct | Kyodo News | 42.1 | 8.0 | 1.6 | N/A | 3.8 | 3.0 | 4.7 | 0.7 | 2.1 | 1.2 | 0.0 | 31.9 | 0.9 | 10.2 | |
| 14–15 Sep | Asahi Shimbun | 37 | 7 | 1 | 0 | 3 | 3 | 3 | 1 | 1 | 0 | 1 | 35 | 8 | 2 | |
| 14–15 Sep | ANN | 46.9 | 7.0 | 1.7 | N/A | 5.4 | 5.2 | 4.3 | 0.5 | 1.1 | 0.7 | 1.1 | 26.1 | 20.8 | ||
| 14–15 Sep | Mainichi Shimbun | 34 | 8 | 1 | N/A | 5 | 2 | 5 | 0 | 2 | 1 | 1 | 36 | N/A | 2 | |
| 13–15 Sep | Yomiuri Shimbun | 38 | 5 | 1 | N/A | 5 | 4 | 2 | 0 | 1 | 1 | 0 | 39 | 4 | 1 | |
| 11–12 Sep | Nikkei & TV Tokyo | 47 | 7 | 1 | N/A | 4 | 3 | 2 | 1 | 2 | 1 | 0 | 29 | 3 | 18 | |
| 11–12 Sep | Kyodo News | 47.7 | 10.0 | 1.5 | N/A | 3.3 | 3.1 | 2.8 | 0.9 | 3.4 | 1.1 | 0.1 | 23.9 | 2.2 | 23.8 | |
| 6–9 Sep | Jiji Press | 25.9 | 4.1 | 0.6 | N/A | 3.5 | 2.0 | 1.8 | 0.5 | 0.8 | 0.5 | N/A | 58.5 | N/A | 32.6 | |
| 7–8 Sep | JNN | 37.9 | 6.5 | 1.2 | N/A | 2.9 | 3.7 | 4.5 | 0.4 | 0.6 | 0.3 | 0.4 | 38.0 | 3.7 | 0.1 | |
| 6–8 Sep | NHK | 37.3 | 7.2 | 0.7 | N/A | 2.6 | 3.4 | 3.2 | 0.2 | 0.6 | 0.2 | 0.7 | 37.1 | 6.9 | 0.2 | |
| 30 Aug – 1 Sep | Nikkei & TV Tokyo | 40 | 8 | 1 | N/A | 5 | 3 | 4 | 0 | 2 | 1 | 0 | 32 | 2 | 8 | |
| 23–25 Aug | Yomiuri Shimbun | 41 | 7 | 1 | N/A | 4 | 2 | 3 | 0 | 0 | 1 | 0 | 37 | 5 | 4 | |
| 17–18 Aug | ANN | 44.3 | 10.0 | 2.1 | N/A | 3.9 | 4.5 | 5.4 | 1.0 | 0.8 | 0.9 | 1.1 | 26.0 | 18.3 | ||
| 17–18 Aug | Kyodo News | 40.9 | 10.0 | 1.4 | N/A | 5.1 | 4.3 | 3.8 | 0.7 | 4.3 | 1.3 | 0.2 | 26.6 | 1.4 | 14.3 | |
| 9–12 Aug | Jiji Press | 28.0 | 5.8 | 0.6 | N/A | 4.1 | 2.1 | 2.2 | 0.4 | 1.0 | 0.4 | N/A | 53.4 | N/A | 25.4 | |
| 3–4 Aug | JNN | 37.4 | 7.8 | 0.9 | N/A | 5.3 | 2.9 | 3.6 | 0.3 | 1.3 | 0.8 | 0.3 | 37.0 | 2.5 | 0.4 | |
| 2–4 Aug | NHK | 36.1 | 7.2 | 1.5 | N/A | 4.0 | 3.0 | 3.8 | 0.8 | 1.2 | 0.2 | 0.2 | 34.8 | 7.1 | 1.3 | |
| 26–28 Jul | Nikkei & TV Tokyo | 37 | 11 | 1 | N/A | 4 | 5 | 5 | 1 | 2 | 1 | 1 | 30 | 2 | 7 | |
| 22–23 Jul | Asahi Shimbun | 34 | 10 | 1 | 0 | 5 | 4 | 4 | 1 | 1 | 0 | 1 | 30 | 9 | 4 | |
| 22–23 Jul | Kyodo News | 37.0 | 13.5 | 1.7 | N/A | 4.6 | 5.3 | 6.8 | 0.7 | 2.2 | 1.0 | 0.3 | 25.9 | 1.0 | 11.1 | |
| 22–23 Jul | Yomiuri Shimbun | 40 | 12 | 2 | N/A | 5 | 3 | 5 | 1 | 1 | 1 | 0 | 27 | 4 | 13 | |
| 21 Jul | House of Councillors election: Reiwa Shinsengumi and The Party to Protect the People from NHK get status as parties. | |||||||||||||||
| 13–15 Jul | NHK | 34.2 | 6.0 | 1.5 | N/A | 4.3 | 3.2 | 3.1 | 0.5 | Did not exist | N/A | Did not exist | 0.5 | 39.1 | 7.7 | 4.9 |
| 13–14 Jul | Asahi Shimbun | 34 | 6 | 1 | 0 | 4 | 5 | 2 | 1 | 1 | 1 | 33 | 12 | 1 | ||
| 5–8 Jul | Jiji Press | 25.8 | 3.9 | 0.6 | N/A | 4.1 | 2.6 | 1.8 | 0.3 | N/A | N/A | 58.3 | N/A | 32.5 | ||
| 6–7 Jul | JNN | 40.0 | 6.8 | 1.5 | N/A | 4.5 | 2.7 | 3.4 | 0.5 | N/A | 0.7 | 33.5 | 6.5 | 6.5 | ||
| 5–7 Jul | NHK | 33.4 | 6.0 | 1.6 | N/A | 4.8 | 2.9 | 2.3 | 0.5 | N/A | 1.0 | 39.5 | 8.0 | 6.1 | ||
| 4–5 Jul | Yomiuri Shimbun | 38 | 6 | 1 | N/A | 4 | 3 | 3 | 1 | N/A | 0 | 37 | 7 | 1 | ||
| 28–30 Jun | NHK | 34.9 | 5.8 | 1.1 | N/A | 3.8 | 3.4 | 3.0 | 0.6 | N/A | 0.2 | 38.3 | 8.9 | 3.4 | ||
| 28–30 Jun | Nikkei & TV Tokyo | 42 | 10 | 1 | 0 | 4 | 4 | 4 | 1 | N/A | 0 | 33 | 2 | 9 | ||
| 28–30 Jun | Yomiuri Shimbun | 39 | 5 | 2 | N/A | 3 | 2 | 2 | 1 | N/A | 1 | 42 | 3 | 3 | ||
| 26–27 Jun | Kyodo News | 37.9 | 9.9 | 2.7 | N/A | 5.1 | 2.9 | 3.7 | 1.5 | N/A | 0.1 | 32.7 | 3.7 | 5.2 | ||
| 22–23 Jun | Asahi Shimbun | 37 | 5 | 1 | 0 | 3 | 3 | 2 | 0 | 0 | 1 | 38 | 10 | 1 | ||
| 21–23 Jun | NHK | 31.6 | 5.7 | 1.1 | N/A | 4.8 | 3.7 | 2.2 | 0.5 | N/A | 0.6 | 42.7 | 7.0 | 11.1 | ||
| 15–16 Jun | Kyodo News | 39.2 | 10.1 | 1.2 | N/A | 4.3 | 3.2 | 3.9 | 1.6 | N/A | 0.4 | 33.9 | 2.2 | 5.3 | ||
| 15–16 Jun | Mainichi Shimbun | 29 | 8 | 1 | N/A | 3 | 3 | 3 | 1 | N/A | 1 | 44 | N/A | 15 | ||
| 7–10 Jun | Jiji Press | 27.7 | 3.3 | 0.6 | N/A | 2.6 | 1.8 | 1.2 | 0.3 | N/A | N/A | 59.4 | N/A | 31.7 | ||
| 7–9 Jun | NHK | 36.7 | 5.1 | 1.2 | N/A | 3.1 | 2.5 | 2.6 | 0.2 | N/A | 0.3 | 41.2 | 7.2 | 4.5 | ||
| 5 Jun | Kibō no Tō loses its legal status as a political party and becomes a political organization. | |||||||||||||||
| 1–2 Jun | JNN | 40.0 | 4.5 | 0.9 | 0.1 | 3.5 | 2.6 | 1.9 | 0.2 | Did not exist | N/A | Did not exist | 0.6 | 40.8 | 5.0 | 0.8 |
| 28 May | Shigefumi Matsuzawa resigns as leader of Kibō no Tō; Nariaki Nakayama is elected as leader. | |||||||||||||||
| 18–19 May | ANN | 45.0 | 9.9 | 1.7 | 0.0 | 5.5 | 3.4 | 3.9 | 1.1 | Did not exist | N/A | Did not exist | 1.3 | 28.2 | 16.8 | |
| 18–19 May | Asahi Shimbun | 34 | 5 | 1 | 0 | 4 | 2 | 3 | 0 | N/A | 2 | 37 | 12 | 3 | ||
| 18–19 May | Kyodo News | 40.4 | 9.8 | 1.0 | 0.2 | 3.9 | 4.1 | 4.1 | 0.8 | N/A | 0.1 | 33.8 | 1.8 | 6.6 | ||
| 18–19 May | Mainichi Shimbun | 31 | 8 | 1 | 0 | 5 | 3 | 4 | 0 | N/A | 1 | 39 | N/A | 8 | ||
| 17–19 May | Yomiuri Shimbun | 42 | 4 | 0 | 0 | 4 | 2 | 3 | 0 | N/A | 1 | 41 | 3 | 1 | ||
| 10–13 May | Jiji Press | 26.5 | 3.7 | 0.6 | 0.1 | 3.8 | 2.1 | 1.6 | 0.1 | N/A | N/A | 59.6 | N/A | 33.1 | ||
| 11–12 May | JNN | 40.1 | 6.3 | 0.8 | 0.3 | 3.2 | 2.5 | 2.7 | 0.8 | N/A | 0.6 | 39.8 | 3.0 | 0.3 | ||
| 10–12 May | Nikkei & TV Tokyo | 42 | 6 | 1 | 0 | 5 | 3 | 7 | 1 | N/A | 0 | 36 | 3 | 6 | ||
| 10–12 May | NHK | 35.2 | 4.8 | 0.7 | 0.0 | 3.1 | 3.2 | 2.9 | 0.6 | N/A | 0.6 | 40.2 | 8.8 | 5.0 | ||
| 1–2 May | Kyodo News | 40.9 | 7.8 | 0.9 | 0.1 | 4.2 | 2.3 | 4.3 | 0.3 | N/A | 0.2 | 37.6 | 1.4 | 3.3 | ||
| 26–28 Apr | Yomiuri Shimbun | 40 | 4 | 1 | 0 | 3 | 3 | 4 | 0 | N/A | 0 | 40 | 5 | Tied | ||
| 26 Apr | The Liberal Party is merged into the Democratic Party for the People. | |||||||||||||||
| 20–21 Apr | ANN | 43.0 | 10.1 | 1.4 | 0.1 | 3.8 | 5.0 | 4.0 | 0.4 | 0.2 | N/A | Did not exist | 1.2 | 30.8 | 12.2 | |
| 6 Mar – 15 Apr | Asahi Shimbun[lower-alpha 2] | 35 | 7 | 1 | 0 | 4 | 3 | 1 | 1 | 1 | N/A | 0 | 47 | 0 | 12 | |
| 13–14 Apr | Asahi Shimbun | 35 | 7 | 1 | 0 | 3 | 3 | 2 | 1 | 0 | N/A | 1 | 38 | 9 | 3 | |
| 13–14 Apr | Mainichi Shimbun | 30 | 8 | 1 | 0 | 4 | 4 | 3 | 1 | 0 | N/A | 2 | 42 | N/A | 12 | |
| 5–8 Apr | Jiji Press | 26.7 | 4.3 | 0.6 | 0.1 | 3.9 | 1.9 | 1.3 | 0.1 | 0.2 | N/A | N/A | 58.5 | N/A | 31.8 | |
| 6–7 Apr | JNN | 40.2 | 4.7 | 1.4 | 0.0 | 3.8 | 2.8 | 2.1 | 0.8 | 0.2 | N/A | 0.4 | 39.6 | 4.2 | 0.6 | |
| 5–7 Apr | NHK | 37.3 | 5.4 | 0.9 | 0.0 | 4.4 | 2.4 | 1.0 | 0.2 | 0.2 | N/A | 0.2 | 40.7 | 7.3 | 3.4 | |
| 1–2 Apr | Kyodo News | 43.0 | 7.9 | 1.6 | 0.2 | 3.5 | 2.7 | 3.5 | 1.4 | 0.3 | N/A | 0.0 | 33.9 | 2.0 | 9.1 | |
| 1–2 Apr | Yomiuri Shimbun | 38 | 3 | 1 | 0 | 4 | 3 | 2 | 0 | 0 | N/A | 0 | 42 | 5 | 4 | |
| 1 Apr | Reiwa Shinsengumi is founded as a political organization. | |||||||||||||||
| 22–24 Mar | Nikkei & TV Tokyo | 43 | 7 | 0 | 0 | 3 | 5 | 3 | 0 | 0 | Did not exist | Did not exist | 0 | 34 | 5 | 9 |
| 22–24 Mar | Yomiuri Shimbun | 38 | 4 | 0 | 0 | 4 | 2 | 1 | 1 | 0 | 0 | 44 | 6 | 6 | ||
| 16–17 Mar | ANN | 45.7 | 10.3 | 1.5 | 0.0 | 4.7 | 4.4 | 1.1 | 0.6 | 0.7 | 1.0 | 30.0 | 15.7 | |||
| 16–17 Mar | Asahi Shimbun | 35 | 5 | 1 | 0 | 4 | 3 | 2 | 0 | 0 | 0 | 41 | 9 | 6 | ||
| 16–17 Mar | Mainichi Shimbun | 32 | 9 | 0 | 0 | 5 | 4 | 2 | 1 | 1 | 0 | 39 | N/A | 7 | ||
| 8–11 Mar | Jiji Press | 25.5 | 4.3 | 0.7 | 0.1 | 2.8 | 2.3 | 1.4 | 0.2 | 0.2 | N/A | 60.7 | N/A | 35.2 | ||
| 9–10 Mar | Kyodo News | 38.3 | 10.5 | 0.8 | 0.7 | 4.3 | 3.7 | 2.7 | 0.7 | 0.3 | 0.2 | 35.2 | 2.6 | 3.1 | ||
| 8–10 Mar | NHK | 36.7 | 5.5 | 1.0 | 0.1 | 3.4 | 2.8 | 1.0 | 1.1 | 0.2 | 0.1 | 40.6 | 7.6 | 3.9 | ||
| 2–3 Mar | JNN | 38.8 | 5.7 | 1.1 | 0.2 | 3.7 | 2.2 | 1.8 | 0.2 | 0.9 | 0.4 | 40.0 | 5.1 | 1.2 | ||
| 23–24 Feb | ANN | 44.2 | 9.9 | 0.8 | 0.0 | 4.5 | 4.6 | 1.6 | 1.4 | 0.2 | 0.2 | 32.6 | 11.6 | |||
| 22–24 Feb | Yomiuri Shimbun | 35 | 6 | 0 | 0 | 3 | 2 | 1 | 1 | 0 | 0 | 47 | 5 | 12 | ||
| 16–17 Feb | Asahi Shimbun | 37 | 6 | 1 | 0 | 3 | 2 | 1 | 0 | 0 | 1 | 41 | 8 | 4 | ||
| 15–17 Feb | Nikkei & TV Tokyo | 42 | 9 | 1 | 0 | 3 | 4 | 1 | 0 | 0 | 0 | 33 | 6 | 9 | ||
| 9–11 Feb | NHK | 37.1 | 5.7 | 0.6 | 0.0 | 3.3 | 3.1 | 1.2 | 0.4 | 0.2 | 0.1 | 41.5 | 6.7 | 4.4 | ||
| 8–11 Feb | Jiji Press | 25.4 | 3.4 | 0.3 | 0.1 | 3.3 | 1.8 | 1.0 | 0.6 | 0.3 | N/A | 61.5 | N/A | 36.1 | ||
| 2–3 Feb | JNN | 40.6 | 6.3 | 1.2 | 0.0 | 4.2 | 3.3 | 1.4 | 0.4 | 0.1 | 0.3 | 37.0 | 5.2 | 3.6 | ||
| 2–3 Feb | Kyodo News | 40.6 | 8.6 | 1.2 | 0.6 | 3.7 | 3.8 | 2.8 | 1.1 | 0.8 | 0.0 | 35.3 | 1.5 | 5.3 | ||
| 2–3 Feb | Mainichi Shimbun | 31 | 9 | 1 | 0 | 3 | 3 | 3 | 0 | 1 | 1 | 42 | N/A | 11 | ||
| 26–27 Jan | ANN | 43.6 | 7.1 | 1.2 | 0.2 | 5.1 | 4.1 | 1.4 | 1.4 | 0.5 | 0.2 | 35.2 | 8.4 | |||
| 25–27 Jan | Nikkei & TV Tokyo | 43 | 9 | 1 | 0 | 4 | 4 | 2 | 1 | 0 | 0 | 33 | 4 | 10 | ||
| 25–27 Jan | Yomiuri Shimbun | 38 | 6 | 1 | 0 | 3 | 2 | 1 | 0 | 0 | 0 | 45 | 4 | 7 | ||
| 19–20 Jan | Asahi Shimbun | 38 | 7 | 1 | 0 | 3 | 3 | 1 | 0 | 0 | 0 | 38 | 9 | Tied | ||
| 12–14 Jan | NHK | 35.2 | 6.0 | 1.0 | 0.0 | 5.5 | 2.7 | 0.8 | 0.2 | 0.2 | 0.0 | 42.5 | 5.9 | 7.3 | ||
| 12–13 Jan | JNN | 37.8 | 5.2 | 0.6 | 0.0 | 3.4 | 2.5 | 1.1 | 0.4 | 0.4 | 0.2 | 43.5 | 4.8 | 5.7 | ||
| 12–13 Jan | Kyodo News | 36.0 | 9.2 | 1.4 | 0.0 | 2.8 | 2.4 | 2.4 | 0.4 | 0.6 | 0.0 | 43.5 | 1.3 | 7.5 | ||
| 11–14 Jan | Jiji Press | 26.7 | 4.2 | 0.2 | 0.2 | 2.8 | 1.9 | 1.1 | 0.6 | 0.0 | N/A | 60.0 | N/A | 33.3 | ||
2018
| Date | Polling firm/source | LDP | CDP | DPP | DP | Kibō | Komei | JCP | Ishin | SDP | LP | Other | No party | Und./ no ans. |
Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13 Nov – 25 Dec | Asahi Shimbun[lower-alpha 2] | 37 | 8 | 1 | Did not exist | 0 | 3 | 3 | 1 | 1 | 1 | 0 | 42 | 3 | 5 |
| 15–16 Dec | ANN | 45.2 | 8.6 | 1.4 | 0.0 | 3.9 | 5.0 | 2.2 | 1.7 | 0.3 | 1.6 | 30.1 | 15.1 | ||
| 15–16 Dec | Asahi Shimbun | 35 | 8 | 1 | 0 | 3 | 3 | 1 | 0 | 0 | 1 | 41 | 7 | 6 | |
| 15–16 Dec | Kyodo News | 38.6 | 11.5 | 1.4 | 0.2 | 3.8 | 3.4 | 1.4 | 0.5 | 0.8 | 0.1 | 36.1 | 2.2 | 2.5 | |
| 15–16 Dec | Mainichi Shimbun | 29 | 10 | 1 | 0 | 4 | 3 | 2 | 0 | 1 | 0 | 43 | N/A | 14 | |
| 14–16 Dec | Nikkei & TV Tokyo | 38 | 9 | 1 | 0 | 4 | 4 | 2 | 1 | 0 | 0 | 37 | 3 | 1 | |
| 14–16 Dec | Yomiuri Shimbun | 34 | 8 | 1 | 0 | 4 | 3 | 1 | 0 | 0 | 0 | 46 | 3 | 12 | |
| 7–10 Dec | Jiji Press | 21.3 | 4.6 | 1.0 | 0.2 | 3.4 | 1.6 | 0.8 | 0.2 | 0.1 | N/A | 65.1 | N/A | 43.8 | |
| 17 Oct – 10 Dec | Mainichi & SSRC[lower-alpha 2] | 32 | 7 | 1 | 0 | 2 | 3 | 2 | 0 | 0 | 0 | 50 | N/A | 18 | |
| 8–9 Dec | NHK | 34.5 | 7.6 | 0.9 | 0.2 | 3.6 | 3.0 | 0.6 | 0.4 | 0.2 | 0.3 | 41.1 | 7.6 | 6.6 | |
| 1–2 Dec | JNN | 39.0 | 6.4 | 1.0 | 0.1 | 3.2 | 2.2 | 0.9 | 0.5 | 0.3 | 0.9 | 41.4 | 4.1 | 2.4 | |
| 23–25 Nov | Nikkei & TV Tokyo | 40 | 9 | 1 | 0 | 4 | 3 | 1 | 0 | 0 | 0 | 38 | 4 | 2 | |
| 23–25 Nov | Yomiuri Shimbun | 41 | 7 | 0 | 0 | 4 | 2 | 1 | 0 | 0 | 0 | 42 | 3 | 1 | |
| 17–18 Nov | ANN | 46.1 | 10.2 | 2.0 | 0.0 | 3.7 | 4.3 | 1.3 | 0.7 | 0.6 | 0.7 | 30.4 | 15.7 | ||
| 17–18 Nov | Asahi Shimbun | 36 | 7 | 1 | 0 | 3 | 3 | 1 | 0 | 0 | 1 | 41 | 7 | 5 | |
| 17–18 Nov | Mainichi Shimbun | 29 | 12 | 1 | 0 | 5 | 3 | 2 | 0 | 0 | 1 | 41 | N/A | 12 | |
| 9–12 Nov | Jiji Press | 26.8 | 4.3 | 0.6 | 0.1 | 4.0 | 2.4 | 1.0 | 0.2 | 0.2 | N/A | 58.3 | N/A | 31.5 | |
| 9–11 Nov | NHK | 37.4 | 6.2 | 1.5 | 0.1 | 3.7 | 2.9 | 0.4 | 0.7 | 0.4 | 0.2 | 40.7 | 5.8 | 3.3 | |
| 3–4 Nov | JNN | 37.3 | 4.9 | 1.2 | 0.5 | 4.3 | 3.0 | 1.1 | 0.4 | 0.1 | 0.3 | 44.0 | 3.0 | 6.7 | |
| 3–4 Nov | Kyodo News | 45.2 | 9.1 | 1.3 | 0.3 | 5.3 | 3.6 | 1.9 | 0.8 | 0.8 | 0.0 | 30.2 | 1.5 | 15.0 | |
| 26–28 Oct | Nikkei & TV Tokyo | 40 | 9 | 1 | 0 | 4 | 4 | 1 | 0 | 0 | 0 | 36 | 5 | 4 | |
| 26–28 Oct | Yomiuri Shimbun | 37 | 5 | 1 | 0 | 3 | 2 | 1 | 0 | 0 | 0 | 46 | 2 | 9 | |
| 20–21 Oct | ANN | 43.2 | 10.4 | 1.4 | 0.0 | 3.1 | 4.5 | 1.2 | 1.0 | 0.0 | 0.4 | 34.8 | 8.4 | ||
| 13–14 Oct | Asahi Shimbun | 37 | 6 | 1 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 40 | 11 | 3 | |
| 13–14 Oct | JNN | 38.4 | 5.3 | 1.3 | 0.3 | 3.9 | 2.5 | 1.0 | 0.8 | 0.3 | 0.5 | 42.0 | 3.7 | 3.6 | |
| 6–8 Oct | NHK | 36.3 | 6.1 | 0.8 | 0.2 | 3.3 | 2.7 | 0.5 | 0.5 | 0.6 | 0.2 | 41.5 | 7.5 | 5.2 | |
| 5–8 Oct | Jiji Press | 27.7 | 4.5 | 0.1 | 0.1 | 2.7 | 1.8 | 0.8 | 1.0 | 0.2 | N/A | 59.2 | N/A | 31.5 | |
| 6–7 Oct | Mainichi Shimbun | 31 | 11 | 0 | 0 | 4 | 3 | 2 | 1 | 1 | 1 | 40 | N/A | 9 | |
| 2–3 Oct | Kyodo News | 44.8 | 8.7 | 1.0 | 0.5 | 4.4 | 2.2 | 2.6 | 0.8 | 0.6 | 0.0 | 33.0 | 1.4 | 11.8 | |
| 2–3 Oct | Nikkei & TV Tokyo | 46 | 8 | 1 | 0 | 4 | 3 | 2 | 0 | 0 | 0 | 33 | 3 | 13 | |
| 2–3 Oct | Yomiuri Shimbun | 43 | 5 | 0 | 0 | 3 | 2 | 1 | 0 | 0 | 0 | 42 | 2 | 1 | |
| 21–23 Sep | Nikkei & TV Tokyo | 48 | 6 | 1 | 0 | 4 | 3 | 1 | 1 | 0 | 0 | 32 | 4 | 16 | |
| 21–23 Sep | Yomiuri Shimbun | 40 | 6 | 1 | 0 | 4 | 2 | 1 | 0 | 0 | 0 | 45 | 3 | 5 | |
| 20–21 Sep | Kyodo News | 46.2 | 6.3 | 1.5 | 0.3 | 3.3 | 3.2 | 2.1 | 1.0 | 0.4 | N/A | 33.4 | 2.3 | 12.8 | |
| 20 Sep | Shinzō Abe wins the Liberal Democratic Party leadership election, securing a new 3-year term as leader of the party. | ||||||||||||||
| 15–17 Sep | NHK | 35.8 | 4.8 | 0.7 | Did not exist | 0.1 | 4.1 | 3.0 | 0.3 | 0.5 | 0.2 | 0.2 | 43.0 | 7.4 | 7.2 |
| 15–16 Sep | ANN | 46.6 | 6.7 | 1.5 | 0.1 | 3.9 | 2.8 | 1.9 | 1.5 | 0.6 | 0.9 | 33.5 | 13.1 | ||
| 7–10 Sep | Jiji Press | 26.9 | 4.4 | 0.4 | 0.2 | 4.1 | 1.9 | 0.9 | 0.3 | 0.0 | N/A | 59.2 | N/A | 32.3 | |
| 8–9 Sep | Asahi Shimbun | 40 | 5 | 1 | 0 | 2 | 3 | 1 | 0 | 0 | 0 | 36 | 12 | 4 | |
| 1–2 Sep | JNN | 30.5 | 5.5 | 0.5 | 0.0 | 1.8 | 2.8 | 0.8 | 0.8 | 0.2 | 0.8 | 54.2 | 2.2 | 23.7 | |
| 1–2 Sep | Mainichi Shimbun | 33 | 9 | 1 | 0 | 3 | 3 | 1 | 1 | 1 | 0 | 40 | N/A | 7 | |
| 25–26 Aug | Kyodo News | 43.8 | 8.8 | 1.5 | 0.7 | 2.3 | 3.2 | 2.6 | 1.3 | 0.8 | 32.8 | 11.0 | |||
| 24–26 Aug | Nikkei & TV Tokyo | 45 | 10 | 1 | 0 | 3 | 3 | 1 | 1 | 0 | 33 | 3 | 12 | ||
| 24–26 Aug | Yomiuri Shimbun | 40 | 4 | 1 | 0 | 2 | 2 | 1 | 0 | 0 | 0 | 45 | 3 | 5 | |
| 18–19 Aug | ANN | 44.0 | 10.7 | 0.7 | 0.1 | 3.8 | 5.6 | 1.6 | 0.7 | 0.1 | 0.7 | 32.0 | 12.0 | ||
| 3–6 Aug | Jiji Press | 27.1 | 4.6 | 0.5 | 0.0 | 3.3 | 2.3 | 0.9 | 0.3 | 0.2 | N/A | 58.9 | N/A | 31.8 | |
| 4–5 Aug | Asahi Shimbun | 36 | 6 | 1 | 0 | 3 | 4 | 1 | 1 | 0 | 1 | 41 | 6 | 5 | |
| 4–5 Aug | JNN | 31.7 | 7.5 | 0.5 | 0.2 | 3.4 | 1.8 | 1.5 | 0.6 | 0.3 | 0.8 | 50.7 | 1.1 | 19.0 | |
| 3–5 Aug | NHK | 35.6 | 5.6 | 0.4 | 0.0 | 4.1 | 2.7 | 0.9 | 0.3 | 0.3 | 0.0 | 43.2 | 6.8 | 7.6 | |
| 28–29 Jul | Mainchi Shimbun | 30 | 10 | 1 | 1 | 2 | 4 | 2 | 1 | 1 | 1 | 42 | N/A | 12 | |
| 21–22 Jul | ANN | 42.1 | 13.1 | 1.4 | 0.1 | 4.3 | 3.7 | 0.9 | 0.7 | 0.3 | 1.1 | 32.3 | 9.8 | ||
| 21–22 Jul | Kyodo News | 41.6 | 12.4 | 0.9 | 0.4 | 2.9 | 3.0 | 2.1 | 0.5 | 0.5 | 32.8 | 8.8 | |||
| 21–22 Jul | Yomiuri Shimbun | 41 | 8 | 0 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 41 | 2 | Tied | |
| 20–22 Jul | Nikkei & TV Tokyo | 38 | 12 | 1 | 0 | 3 | 4 | 2 | 1 | 0 | 0 | 36 | 4 | 2 | |
| 14–15 Jul | Asahi Shimbun | 34 | 8 | 1 | 0 | 4 | 3 | 1 | 1 | 0 | 1 | 39 | 8 | 5 | |
| 6–9 Jul | Jiji Press | 25.4 | 4.7 | 0.6 | 0.2 | 3.7 | 2.1 | 1.1 | 1.0 | 0.0 | N/A | 58.2 | N/A | 32.8 | |
| 7–8 Jul | JNN | 29.8 | 8.0 | 0.6 | 0.1 | 3.0 | 3.2 | 1.3 | 1.6 | 0.0 | 0.7 | 50.4 | 1.5 | 20.6 | |
| 6–8 Jul | NHK | 38.1 | 7.5 | 0.7 | 0.1 | 2.7 | 3.1 | 0.8 | 0.4 | 0.3 | 0.2 | 39.1 | 7.0 | 1.0 | |
| 23–24 Jun | Mainichi Shimbun | 30 | 11 | 0 | 0 | 4 | 2 | 2 | 1 | 0 | 1 | 41 | N/A | 11 | |
| 22–24 Jun | Nikkei & TV Tokyo | 44 | 9 | 0 | 0 | 4 | 4 | 1 | 1 | 0 | 0 | 30 | 6 | 14 | |
| 16–17 Jun | ANN | 47.7 | 11.2 | 1.5 | 0.2 | 3.0 | 3.0 | 1.1 | 1.1 | 0.2 | 0.7 | 30.3 | 17.4 | ||
| 16–17 Jun | Asahi Shimbun | 34 | 9 | 1 | 0 | 3 | 3 | 1 | 0 | 0 | 1 | 40 | 8 | 6 | |
| 15–17 Jun | NTV | 38.9 | 10.2 | 0.4 | 0.3 | 3.4 | 2.9 | 1.9 | 0.8 | 0.0 | 0.0 | 41.1 | 0.1 | 2.2 | |
| 15–17 Jun | Yomiuri Shimbun | 38 | 6 | 1 | 0 | 3 | 3 | 0 | 0 | 0 | 0 | 44 | 3 | 6 | |
| 8–11 Jun | Jiji Press | 25.8 | 5.2 | 0.6 | 0.1 | 3.8 | 2.0 | 1.1 | 0.4 | 0.1 | N/A | 58.9 | N/A | 33.1 | |
| 8–10 Jun | NHK | 35.8 | 8.9 | 1.1 | 0.0 | 2.4 | 4.1 | 0.7 | 1.2 | 0.0 | 0.2 | 38.2 | 7.4 | 2.4 | |
| 2–3 Jun | JNN | 30.8 | 10.7 | 0.5 | 0.2 | 3.2 | 4.0 | 2.2 | 0.6 | 0.3 | 0.9 | 44.4 | 2.3 | 13.6 | |
| 26–27 May | Mainichi Shimbun | 26 | 13 | 1 | 1 | 4 | 4 | 2 | 0 | 1 | 1 | 40 | N/A | 14 | |
| 25–27 May | Nikkei & TV Tokyo | 42 | 12 | 1 | 0 | 4 | 4 | 2 | 1 | 0 | 0 | 30 | 5 | 12 | |
| 19–20 May | ANN | 41.4 | 15.2 | 1.5 | 0.7 | 4.1 | 5.7 | 1.6 | 1.3 | 0.4 | 1.2 | 26.9 | 3.5 | ||
| 19–20 May | Asahi Shimbun | 36 | 9 | 1 | 0 | 3 | 3 | 1 | 0 | 0 | 0 | 39 | 8 | 3 | |
| 18–20 May | NTV | 36.7 | 12.2 | 0.5 | 0.4 | 3.7 | 3.2 | 1.4 | 1.2 | 0.5 | 0.3 | 39.8 | 0.3 | 3.1 | |
| 18–20 May | Yomiuri Shimbun | 37 | 7 | 2 | 0 | 4 | 3 | 2 | 0 | 0 | 0 | 42 | 3 | 5 | |
| 11–14 May | Jiji Press | 26.8 | 5.0 | 0.6 | 0.2 | 4.4 | 1.7 | 0.7 | 0.4 | 0.2 | N/A | 57.7 | N/A | 30.9 | |
| 12–13 May | JNN | 30.4 | 8.3 | 0.8 | 0.3 | 3.7 | 2.5 | 1.8 | 0.3 | 0.1 | 0.9 | 49.1 | 1.9 | 18.7 | |
| 12–13 May | Kyodo News | 37.1 | 13.3 | 1.1 | 0.7 | 3.7 | 4.5 | 1.5 | 0.8 | 0.7 | 34.2 | 2.9 | |||
| 11–13 May | NHK | 35.9 | 7.9 | 1.1 | 0.1 | 3.5 | 2.3 | 0.7 | 0.3 | 0.3 | 0.3 | 40.4 | 7.3 | 4.5 | |
| 7 May | The Democratic Party merges with a majority of Kibō no Tō members to form the Democratic Party for the People.[1] | ||||||||||||||
| 27–29 Apr | Nikkei & TV Tokyo | 40 | 14 | Did not exist | 1 | 0 | 3 | 3 | 2 | 0 | 0 | 0 | 32 | 4 | 8 |
| 14 Mar – 25 Apr | Asahi Shimbun[lower-alpha 2] | 33 | 12 | 1 | 1 | 4 | 3 | 2 | 1 | 1 | 0 | 42 | 0 | 9 | |
| 21–22 Apr | ANN | 37.6 | 13.6 | 2.9 | 0.4 | 3.1 | 4.1 | 1.9 | 1.6 | 0.5 | 0.2 | 34.1 | 3.5 | ||
| 21–22 Apr | Mainichi Shimbun | 29 | 13 | 1 | 1 | 3 | 3 | 2 | 1 | 0 | 2 | 40 | N/A | 11 | |
| 20–22 Apr | Yomiuri Shimbun | 37 | 10 | 2 | 1 | 2 | 3 | 1 | 0 | 0 | 0 | 40 | 3 | 3 | |
| 14–15 Apr | Asahi Shimbun | 33 | 10 | 2 | 0 | 4 | 3 | 1 | 0 | 0 | 0 | 40 | 7 | 7 | |
| 13–15 Apr | NTV | 33.4 | 9.5 | 1.2 | 0.7 | 4.0 | 3.4 | 2.2 | 0.9 | 0.3 | 0.1 | 44.4 | 0.0 | 1.0 | |
| 6–9 Apr | Jiji Press | 25.3 | 5.1 | 0.7 | 0.4 | 3.9 | 2.4 | 1.0 | 0.7 | 0.0 | N/A | 58.3 | N/A | 33.0 | |
| 7–8 Apr | JNN | 31.7 | 8.8 | 1.8 | 1.1 | 3.1 | 2.4 | 1.8 | 0.1 | 0.1 | 0.8 | 47.3 | 1.1 | 15.6 | |
| 6–8 Apr | NHK | 35.4 | 8.5 | 1.4 | 0.3 | 3.5 | 2.9 | 0.8 | 0.5 | 0.3 | 0.2 | 39.2 | 7.0 | 3.8 | |
| 31 Mar – 1 Apr | Kyodo News | 39.1 | 14.2 | 0.9 | 1.3 | 3.9 | 3.9 | 2.2 | 0.6 | 0.7 | 32.0 | 7.1 | |||
| 31 Mar – 1 Apr | Yomiuri Shimbun | 36 | 9 | 1 | 0 | 3 | 2 | 1 | 1 | 0 | 0 | 41 | 4 | 5 | |
| 24–25 Mar | ANN | 40.6 | 16.2 | 3.7 | 0.9 | 3.8 | 4.9 | 1.1 | 1.3 | 0.3 | 0.8 | 26.4 | 14.2 | ||
| 23–25 Mar | Nikkei & TV Tokyo | 40 | 12 | 2 | 1 | 4 | 4 | 1 | 0 | 0 | 0 | 31 | 5 | 9 | |
| 17–18 Mar | Asahi Shimbun | 32 | 11 | 1 | 1 | 3 | 3 | 1 | 0 | 0 | 0 | 36 | 12 | 4 | |
| 17–18 Mar | Kyodo News | 36.2 | 11.5 | 2.8 | 1.0 | 3.2 | 2.9 | 3.1 | 1.1 | 0.4 | 36.5 | 0.3 | |||
| 17–18 Mar | Mainichi Shimbun | 29 | 13 | 1 | 1 | 3 | 4 | 2 | 39 | N/A | 10 | ||||
| 16–18 Mar | NTV | 33.3 | 10.3 | 2.0 | 0.9 | 3.7 | 3.9 | 1.3 | 1.7 | 0.5 | 0.7 | 41.7 | 0.1 | 8.4 | |
| 9–12 Mar | Jiji Press | 25.2 | 5.3 | 1.2 | 0.5 | 2.9 | 2.6 | 0.8 | 0.6 | 0.1 | N/A | 58.3 | N/A | 33.1 | |
| 9–11 Mar | NHK | 36.3 | 10.2 | 1.2 | 0.6 | 3.1 | 2.6 | 1.2 | 0.7 | 0.2 | 0.0 | 37.9 | 5.9 | 1.6 | |
| 9–11 Mar | Yomiuri Shimbun | 38 | 9 | 1 | 1 | 4 | 3 | 1 | 0 | 0 | 0 | 38 | 3 | Tied | |
| 3–4 Mar | JNN | 30.3 | 11.4 | 1.1 | 0.8 | 3.8 | 3.6 | 0.9 | 0.4 | 0.0 | 1.1 | 44.9 | 1.7 | 14.6 | |
| 3–4 Mar | Kyodo News | 39.5 | 11.1 | 1.4 | 1.6 | 3.7 | 3.7 | 2.6 | 0.3 | 0.6 | 34.1 | 5.4 | |||
| 24–25 Feb | ANN | 44.9 | 13.3 | 1.5 | 1.1 | 3.7 | 5.4 | 2.3 | 1.8 | 0.1 | 0.5 | 25.4 | 19.5 | ||
| 24–25 Feb | Mainichi Shimbun | 35 | 13 | 1 | 0 | 3 | 3 | 3 | 0 | 1 | 1 | 37 | N/A | 2 | |
| 23–25 Feb | Nikkei | 42 | 11 | 2 | 1 | 4 | 2 | 3 | 1 | 31 | 4 | 11 | |||
| 17–18 Feb | Asahi Shimbun | 35 | 10 | 1 | 1 | 3 | 4 | 1 | 1 | 0 | 0 | 38 | 6 | 3 | |
| 16–18 Feb | NTV | 36.7 | 11.1 | 2.3 | 1.2 | 4.1 | 4.0 | 1.6 | 1.1 | 0.1 | 0.1 | 37.3 | 0.4 | 0.6 | |
| 10–12 Feb | NHK | 38.7 | 8.3 | 1.4 | 0.4 | 2.1 | 2.7 | 1.1 | 0.4 | 0.6 | 0.2 | 36.8 | 7.4 | 1.9 | |
| 9–12 Feb | Jiji Press | 28.5 | 4.2 | 0.9 | 0.3 | 3.9 | 1.8 | 1.1 | 0.3 | 0.1 | N/A | 57.6 | N/A | 29.1 | |
| 10–11 Feb | Kyodo News | 41.2 | 10.9 | 0.9 | 2.0 | 4.0 | 2.7 | 2.9 | 0.7 | 0.7 | 33.4 | 7.8 | |||
| 10–11 Feb | Yomiuri Shimbun | 42 | 9 | 2 | 1 | 3 | 2 | 1 | 0 | 0 | 0 | 36 | 2 | 6 | |
| 3–4 Feb | JNN | 32.9 | 10.6 | 1.0 | 0.8 | 3.4 | 2.8 | 1.8 | 0.3 | 0.3 | 0.9 | 43.3 | 1.8 | 10.4 | |
| 26–28 Jan | Nikkei | 43 | 9 | 2 | 1 | 2 | 4 | 1 | 0 | 0 | 1 | 32 | 7 | 11 | |
| 26–28 Jan | NTV | 31.5 | 13.0 | 1.4 | 1.0 | 3.8 | 2.8 | 1.6 | 1.0 | 0.8 | 0.8 | 41.8 | 0.5 | 10.3 | |
| 20–21 Jan | Asahi Shimbun | 39 | 9 | 1 | 1 | 4 | 3 | 1 | 0 | 0 | 1 | 34 | 7 | 5 | |
| 20–21 Jan | ANN | 42.3 | 16.6 | 3.0 | 1.2 | 3.6 | 4.8 | 2.0 | 0.9 | 0.2 | 1.1 | 24.3 | 18.0 | ||
| 20–21 Jan | Mainichi Shimbun | 30 | 14 | 0 | 2 | 3 | 4 | 2 | 0 | 1 | 0 | 37 | N/A | 7 | |
| 12–15 Jan | Jiji Press | 28.1 | 6.2 | 0.8 | 0.6 | 3.4 | 2.0 | 0.9 | 0.2 | 0.0 | N/A | 56.0 | N/A | 27.9 | |
| 13–14 Jan | Kyodo News | 38.4 | 12.7 | 1.3 | 1.2 | 2.8 | 3.8 | 2.4 | 0.6 | 0.1 | 0.0 | 35.4 | 1.3 | 3.0 | |
| 13–14 Jan | JNN | 33.8 | 11.3 | 1.2 | 0.6 | 3.3 | 3.5 | 1.8 | 0.4 | 0.1 | 0.8 | 41.3 | 1.9 | 7.5 | |
| 12–14 Jan | Yomiuri Shimbun | 39 | 8 | 1 | 1 | 4 | 2 | 1 | 1 | 0 | 0 | 40 | 2 | 1 | |
| 6–8 Jan | NHK | 38.1 | 9.2 | 1.3 | 1.0 | 2.4 | 3.6 | 1.0 | 0.3 | 0.0 | 0.4 | 36.6 | 6.2 | 1.5 | |
2017
| Date | Polling firm/source | LDP | CDP | DP | Kibō | Komei | JCP | Ishin | SDP | LP | Other | No party | Und./ no ans. |
Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 16–17 Dec | Asahi Shimbun | 36 | 9 | 1 | 1 | 3 | 3 | 1 | 0 | 0 | 0 | 36 | 10 | Tied |
| 15–17 Dec | Nikkei & TV Tokyo | 40 | 10 | 1 | 1 | 3 | 4 | 2 | 1 | 0 | 0 | 33 | 4 | 7 |
| 15–17 Dec | NTV | 34.3 | 10.5 | 2.4 | 1.2 | 2.7 | 4.3 | 1.6 | 0.7 | 0.0 | 0.7 | 41.2 | 0.3 | 6.9 |
| 8–11 Dec | Jiji Press | 24.8 | 5.0 | 1.8 | 0.9 | 4.1 | 1.7 | 1.0 | 0.6 | 0.0 | N/A | 58.7 | N/A | 33.9 |
| 9–10 Dec | ANN | 42.3 | 14.5 | 2.7 | 1.8 | 5.3 | 3.9 | 2.3 | 0.4 | 0.4 | 0.0 | 26.4 | 15.9 | |
| 8–10 Dec | NHK | 38.1 | 7.9 | 1.8 | 1.4 | 4.1 | 3.5 | 1.5 | 0.6 | 0.2 | 0.1 | 34.1 | 6.9 | 4.0 |
| 8–10 Dec | Yomiuri Shimbun | 40 | 9 | 1 | 2 | 3 | 2 | 1 | 0 | 0 | 0 | 39 | 2 | 1 |
| 18 Oct – 6 Dec | Mainichi & SSRC[lower-alpha 2] | 35 | 12 | 1 | 7 | 4 | 3 | 3 | 1 | 0 | 0 | 33 | N/A | 2 |
| 2–3 Dec | Kyodo News | 37.1 | 12.5 | 1.8 | 3.2 | 2.7 | 3.1 | 2.2 | 1.1 | 0.3 | N/A | 34.4 | 1.6 | 2.7 |
| 2–3 Dec | JNN | 35.7 | 9.8 | 1.2 | 1.0 | 3.1 | 3.7 | 1.1 | 0.7 | 0.2 | 0.9 | 41.3 | 1.4 | 5.6 |
| 24–26 Nov | Nikkei | 39 | 14 | 1 | 2 | 5 | 3 | 2 | 0 | 0 | 30 | 3 | 9 | |
| 17–19 Nov | NTV | 32.8 | 10.4 | 1.0 | 2.7 | 3.8 | 3.6 | 2.7 | 1.0 | 0.3 | 0.7 | 41.1 | 0.0 | 8.3 |
| 10–13 Nov | Jiji Press | 27.9 | 5.4 | 1.2 | 1.5 | 3.6 | 1.8 | 1.3 | 0.3 | 0.1 | N/A | 55.0 | N/A | 27.1 |
| 11–12 Nov | Mainichi Shimbun | 34 | 14 | 0 | 4 | 4 | 3 | 2 | 0 | 0 | 1 | 34 | N/A | Tied |
| 11–12 Nov | Asahi Shimbun | 37 | 12 | 1 | 3 | 3 | 3 | 2 | 1 | 0 | 1 | 30 | 7 | 7 |
| 11–12 Nov | JNN | 35.6 | 11.0 | 1.9 | 3.4 | 4.0 | 3.4 | 2.9 | 0.8 | 0.2 | 0.3 | 34.9 | 1.6 | 0.7 |
| 10–12 Nov | NHK | 37.1 | 9.6 | 1.3 | 3.2 | 5.2 | 3.1 | 1.1 | 0.6 | 0.1 | 0.2 | 32.4 | 6.1 | 4.7 |
| 4–5 Nov | ANN | 43.7 | 19.9 | 2.2 | 4.4 | 4.3 | 6.1 | 2.7 | 0.8 | 0.3 | 0.3 | 15.3 | 23.8 | |
| 1–2 Nov | Nikkei & TV Tokyo | 44 | 14 | 1 | 4 | 5 | 4 | 3 | 0 | 0 | 0 | 23 | 2 | 21 |
| 1–2 Nov | Yomiuri Shimbun | 42 | 14 | 2 | 5 | 3 | 3 | 2 | 0 | 0 | 0 | 25 | 3 | 17 |
| 23–24 Oct | Asahi Shimbun | 39 | 17 | 0 | 3 | 4 | 3 | 2 | 1 | 0 | 0 | 21 | 10 | 18 |
| 23–24 Oct | Yomiuri Shimbun | 43 | 14 | 1 | 5 | 4 | 3 | 2 | 1 | 0 | 0 | 24 | 3 | 19 |
Voting intention polling
2020
| Date | Polling firm/source | LDP | CDP | Komei | JCP | Ishin | DPP | SDP | Reiwa | Kibō | N-Koku | Other | Won't vote | Und./ no ans. |
Lead |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 16–18 Oct | Yomiuri | 47 | 11 | 5 | 3 | 6 | 1 | 1 | 2 | N/A | 1 | 1 | N/A | 14 | 36 |
| 17–18 Oct | ANN | 40.1 | 9.3 | 4.2 | 3.8 | 3.8 | 0.7 | 0.3 | 0.5 | N/A | 0.1 | 0.7 | 1.3 | 35.2 | 30.8 |
| 19–20 Sep | ANN | 45.1 | 11.9 | 4.3 | 3.0 | 2.9 | 0.8 | 0.3 | 0.2 | N/A | 0 | 1.0 | 2.5 | 28 | 33.2 |
| 16–17 Sep | Asahi Shimbun | 48 | 12 | 6 | 4 | 8 | 1 | 1 | 2 | 0 | 1 | 1.0 | N/A | 15 | 36 |
| 16 Sep | Yoshihide Suga assumes office as the Prime Minister. | ||||||||||||||
| 18–19 Jul | Asahi Shimbun | 35 | 13 | 6 | 5 | 10 | 3 | 2 | 2 | 1 | 2 | 3 | N/A | 18 | 22 |
Cabinet approval/disapproval ratings
2020
| Date | Polling firm/source | Approve | Disapprove | No interest | Can't say | Don't Know | No answer | Others | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Strongly | Somewhat | Somewhat | Strongly | ||||||||
| 28 Aug | Shinzo Abe announces his intention to resign as Prime Minister and President of the LDP. | ||||||||||
| 18–19 Jul | ANN | 34.4 | 48.3 | N/A | 17.3 | N/A | |||||
| 18–19 Jul | Asahi Shimbun | 33 | 50 | N/A | 17 | ||||||
| 17–19 Jul | Nikkei & TV Tokyo | 43 | 50 | N/A | 7 | N/A | |||||
| 17–19 Jul | Kyodo News | 38.8 | 48.5 | N/A | 12.7 | N/A | |||||
| 18–18 Jul | Mainichi & SSRC | 32 | 60 | N/A | 8 | N/A | |||||
| 10–13 Jul | Jiji Press | 35.1 | 46.2 | N/A | |||||||
| 11–12 Jul | go2senkyo & JX[lower-alpha 1] | 7.7 | 18.6 | 18.9 | 29.3 | N/A | 25.5 | N/A | |||
| 4–5 Jul | JNN | 4.8 | 33.4 | 42.5 | 17.3 | N/A | 2.0 | N/A | |||
| 3–5 Jul | Yomiuri Shimbun | 39 | 52 | N/A | 6 | 4 | |||||
| 11–22 Jun | Jiji Press[lower-alpha 2] | 40.3 | 59.1 | N/A | |||||||
| 20–21 Jun | ANN | 33.7 | 49.6 | N/A | 16.7 | N/A | |||||
| 20–21 Jun | Kyodo News | 36.7 | 49.7 | N/A | 13.6 | N/A | |||||
| 20–21 Jun | Asahi Shimbun | 31 | 52 | N/A | 17 | ||||||
| 20–20 Jun | Mainichi & SSRC | 36 | 56 | N/A | 8 | N/A | |||||
| 13–14 Jun | go2senkyo & JX[lower-alpha 1] | 7.7 | 17.3 | 20.3 | 30.9 | N/A | 23.8 | N/A | |||
| 6–7 Jun | JNN | 4.4 | 34.7 | 40.6 | 18.6 | N/A | 1.7 | N/A | |||
| 5–7 Jun | Nikkei & TV Tokyo | 38 | 51 | N/A | 11 | N/A | |||||
| 5–7 Jun | Yomiuri Shimbun | 40 | 50 | N/A | 6 | 4 | |||||
| 21 May – 1 Jun | Jiji Press[lower-alpha 2] | 38.1 | 61.3 | N/A | |||||||
| 29–31 May | Kyodo News | 39.4 | 45.4 | N/A | 15.1 | N/A | |||||
| 23–24 May | Asahi Shimbun | 29 | 52 | N/A | 19 | ||||||
| 23–23 May | Mainichi & SSRC | 27 | 64 | N/A | 10 | N/A | |||||
| 16–17 May | go2senkyo & JX[lower-alpha 1] | 7.8 | 17.1 | 18.4 | 30.4 | N/A | 26.4 | N/A | |||
| 16–17 May | ANN | 32.8 | 48.5 | N/A | 18.7 | N/A | |||||
| 9–10 May | JNN | 4.8 | 42.5 | 35.1 | 15.7 | N/A | 1.9 | N/A | |||
| 8–10 May | Nikkei & TV Tokyo | 49 | 42 | N/A | 9 | N/A | |||||
| 8–10 May | Kyodo News | 41.7 | 43.0 | N/A | 15.3 | N/A | |||||
| 8–10 May | Yomiuri Shimbun | 42 | 48 | N/A | 5 | 5 | |||||
| 18–19 Apr | Asahi Shimbun | 41 | 41 | N/A | 18 | ||||||
| 18–19 Apr | Mainichi Shimbun | 41 | 42 | 15 | N/A | ||||||
| 10–13 Apr | Kyodo News | 40.4 | 43.0 | N/A | 16.6 | N/A | |||||
| 4 Mar – 13 Apr | Asahi Shimbun[lower-alpha 2] | 42 | 48 | N/A | 10 | ||||||
| 11–12 Apr | go2senkyo & JX[lower-alpha 1] | 7.7 | 19.2 | 17.4 | 29.1 | N/A | 26.7 | N/A | |||
| 11–12 Apr | Yomiuri Shimbun | 42 | 47 | N/A | 8 | 2 | |||||
| 10–12 Apr | NHK | 39.0 | 37.9 | N/A | 23.1 | N/A | |||||
| 8–8 Apr | Mainichi, JNN, & SSRC | 44 | 42 | N/A | 15 | N/A | |||||
| 4–5 Apr | JNN | 3.7 | 39.6 | 35.4 | 17.3 | N/A | 4.1 | N/A | |||
| 27–29 Mar | Nikkei & TV Tokyo | 48 | 42 | N/A | 10 | N/A | |||||
| 26–28 Mar | Kyodo News | 45.5 | 38.8 | N/A | 15.7 | N/A | |||||
| 21–22 Mar | ANN | 39.8 | 38.6 | N/A | 21.6 | N/A | |||||
| 20–22 Mar | Yomiuri Shimbun | 48 | 40 | N/A | 6 | 5 | |||||
| 14–16 Mar | Kyodo News | 49.7 | 38.1 | N/A | 12.2 | N/A | |||||
| 14–15 Mar | Asahi Shimbun | 41 | 38 | N/A | 21 | ||||||
| 14–15 Mar | Mainichi Shimbun | 43 | 38 | 18 | N/A | ||||||
| 6–9 Mar | Jiji Press | 39.3 | 38.8 | N/A | |||||||
| 7–8 Mar | JNN | 5.4 | 43.4 | 31.2 | 16.3 | N/A | 3.6 | N/A | |||
| 6–8 Mar | NHK | 42.7 | 40.6 | N/A | 16.7 | N/A | |||||
| 29 Feb – 1 Mar | go2senkyo & JX[lower-alpha 1] | 11.3 | 26.1 | 17.2 | 27.9 | N/A | 17.5 | N/A | |||
| 29 Feb – 1 Mar | go2senkyo & JX[lower-alpha 1] | 14.3 | 27.9 | 18.3 | 29.6 | N/A | 9.9 | N/A | |||
| 21–23 Feb | Nikkei & TV Tokyo | 46 | 47 | N/A | 7 | N/A | |||||
| 15–16 Feb | go2senkyo & JX[lower-alpha 1] | 14.3 | 26.9 | 16.7 | 32.4 | N/A | 9.7 | N/A | |||
| 15–16 Feb | Asahi Shimbun | 39 | 40 | N/A | 21 | ||||||
| 15–16 Feb | ANN | 39.8 | 42.2 | N/A | 18.0 | N/A | |||||
| 15–16 Feb | Kyodo News | 41.0 | 46.1 | N/A | 12.9 | N/A | |||||
| 14–15 Feb | Yomiuri Shimbun | 47 | 41 | N/A | 8 | 4 | |||||
| 7–9 Feb | NHK | 44.6 | 37.4 | N/A | 18.0 | N/A | |||||
| 6–9 Feb | Jiji Press | 38.6 | 39.8 | N/A | |||||||
| 1–2 Feb | JNN | 5.0 | 44.8 | 32.9 | 13.9 | N/A | 3.4 | N/A | |||
| 25–26 Jan | Asahi Shimbun | 38 | 41 | N/A | 21 | ||||||
| 24–26 Jan | Nikkei & TV Tokyo | 48 | 45 | N/A | 7 | N/A | |||||
| 18–19 Jan | ANN | 45.4 | 35.7 | N/A | 18.9 | N/A | |||||
| 18–19 Jan | Mainichi Shimbun | 41 | 37 | 21 | N/A | ||||||
| 17–19 Jan | Yomiuri Shimbun | 52 | 37 | N/A | 7 | 3 | |||||
| 11–13 Jan | NHK | 43.5 | 37.7 | N/A | 18.8 | N/A | |||||
| 10–13 Jan | Jiji Press | 40.4 | 37.0 | N/A | |||||||
| 11–12 Jan | go2senkyo & JX[lower-alpha 1] | 17.3 | 26.6 | 17.6 | 25.4 | N/A | 13.0 | N/A | |||
| 11–12 Jan | JNN | 7.6 | 44.5 | 31.3 | 13.5 | N/A | 3.2 | N/A | |||
| 11–12 Jan | Kyodo News | 49.3 | 36.7 | N/A | 14.0 | N/A | |||||
2019
| Date | Polling firm/source | Approve | Disapprove | Und. / no answer |
|---|---|---|---|---|
| 21–22 Dec | Asahi Shimbun | 38 | 42 | 20 |
| 20–22 Dec | Nikkei & TV Tokyo | 50 | 41 | 9 |
| 14–15 Dec | go2senkyo & JX[lower-alpha 1] | 44.03 | 45.12 | 10.86 |
| 14–15 Dec | ANN | 40.9 | 40.6 | 18.5 |
| 14–15 Dec | Kyodo News | 42.7 | 43.0 | 14.3 |
| 13–15 Dec | Yomiuri Shimbun | 48 | 40 | 12 |
| 6–9 Dec | Jiji Press | 40.6 | 35.3 | N/A |
| 9 Oct – 9 Dec | Mainichi & SSRC[lower-alpha 2] | 44 | 35 | 19 |
| 7–8 Dec | JNN | 49.1 | 47.7 | 3.1 |
| 6–8 Dec | NHK | 44.5 | 36.6 | 18.9 |
| 30 Nov – 1 Dec | Mainichi Shimbun | 42 | 35 | 21 |
| 23–24 Nov | Kyodo News | 48.7 | 38.1 | 13.2 |
| 22–24 Nov | Nikkei & TV Tokyo | 50 | 40 | 9 |
| 16–17 Nov | Asahi Shimbun | 44 | 36 | 20 |
| 15–17 Nov | Yomiuri Shimbun | 49 | 36 | 15 |
| 9–10 Nov | go2senkyo & JX[lower-alpha 1] | 42.88 | 33.75 | 23.38 |
| 9–10 Nov | ANN | 44.4 | 34.3 | 21.3 |
| 9–10 Nov | JNN | 54.3 | 42.4 | 3.3 |
| 8–10 Nov | Jiji Press | 48.5 | 29.4 | N/A |
| 8–10 Nov | NHK | 47.4 | 34.6 | 18.0 |
| 26–27 Oct | Mainichi Shimbun | 48 | 30 | 19 |
| 26–27 Oct | Kyodo News | 54.1 | 34.5 | 11.4 |
| 25–27 Oct | Nikkei & TV Tokyo | 57 | 36 | 8 |
| 19–20 Oct | Asahi Shimbun | 45 | 32 | 23 |
| 19–20 Oct | ANN | 45.4 | 33.6 | 21.0 |
| 18–20 Oct | Yomiuri Shimbun | 55 | 34 | 11 |
| 11–14 Oct | Jiji Press | 44.2 | 33.0 | N/A |
| 5–6 Oct | JNN | 54.9 | 42.4 | 2.7 |
| 5–6 Oct | Kyodo News | 53.0 | 34.2 | 12.8 |
| 14–15 Sep | Asahi Shimbun | 48 | 31 | 21 |
| 14–15 Sep | ANN | 52.0 | 27.9 | 20.1 |
| 14–15 Sep | Mainichi Shimbun | 50 | 28 | 21 |
| 13–15 Sep | Yomiuri Shimbun | 53 | 35 | 11 |
| 11–12 Sep | Nikkei & TV Tokyo | 59 | 33 | 8 |
| 11–12 Sep | Kyodo News | 55.4 | 25.7 | 18.9 |
| 6–9 Sep | Jiji Press | 43.1 | 34.1 | N/A |
| 7–8 Sep | JNN | 57.0 | 38.7 | 4.2 |
| 6–8 Sep | NHK | 47.5 | 32.6 | 19.9 |
| 30 Aug – 1 Sep | Nikkei & TV Tokyo | 58 | 33 | 9 |
| 23–25 Aug | Yomiuri Shimbun | 58 | 30 | 12 |
| 17–18 Aug | ANN | 48.1 | 32.4 | 19.5 |
| 17–18 Aug | Kyodo News | 50.3 | 34.6 | 15.1 |
| 9–12 Aug | Jiji Press | 47.0 | 30.8 | N/A |
| 3–4 Aug | JNN | 60.1 | 37.0 | 2.8 |
| 2–4 Aug | NHK | 48.5 | 30.8 | 20.7 |
| 26–28 Jul | Nikkei & TV Tokyo | 52 | 38 | 10 |
| 22–23 Jul | Asahi Shimbun | 42 | 35 | 23 |
| 22–23 Jul | Kyodo News | 48.6 | 38.2 | 13.2 |
| 22–23 Jul | Yomiuri Shimbun | 53 | 36 | 11 |
| 21 Jul | House of Councillors election | |||
| 13–15 Jul | NHK | 45 | 33 | N/A |
| 13–14 Jul | Asahi Shimbun | 42 | 34 | 24 |
| 5–8 Jul | Jiji Press | 43.1 | 31.0 | N/A |
| 6–7 Jul | JNN | 58.7 | 36.9 | 4.4 |
| 5–7 Jul | NHK | 45.4 | 33.2 | 21.5 |
| 4–5 Jul | Yomiuri Shimbun | 51 | 33 | 16 |
| 28–30 Jun | NHK | 45 | 31 | N/A |
| 28–30 Jun | Nikkei & TV Tokyo | 56 | 36 | 8 |
| 28–30 Jun | Yomiuri Shimbun | 53 | 36 | 10 |
| 26–27 Jun | Kyodo News | 47.6 | 44.1 | 8.3 |
| 22–23 Jun | Asahi Shimbun | 45 | 33 | 22 |
| 21–23 Jun | NHK | 42 | 34 | N/A |
| 15–16 Jun | Kyodo News | 47.6 | 38.1 | 14.3 |
| 15–16 Jun | Mainichi Shimbun | 40 | 37 | 21 |
| 7–10 Jun | Jiji Press | 44.9 | 31.5 | N/A |
| 7–9 Jun | NHK | 47.9 | 32.0 | 20.0 |
| 1–2 Jun | JNN | 59.1 | 36.9 | 3.9 |
| 18–19 May | ANN | 47.0 | 32.5 | 20.5 |
| 18–19 May | Asahi Shimbun | 45 | 32 | 23 |
| 18–19 May | Kyodo News | 50.5 | 36.2 | 13.3 |
| 18–19 May | Mainichi Shimbun | 43 | 31 | 23 |
| 17–19 May | Yomiuri Shimbun | 55 | 32 | 12 |
| 10–13 May | Jiji Press | 44.7 | 31.1 | N/A |
| 11–12 May | JNN | 57.4 | 40.3 | 2.4 |
| 10–12 May | Nikkei & TV Tokyo | 55 | 35 | 10 |
| 10–12 May | NHK | 47.6 | 32.3 | 20.1 |
| 1–2 May | Kyodo News | 51.9 | 31.3 | 16.8 |
| 26–28 Apr | Yomiuri Shimbun | 54 | 31 | 14 |
| 20–21 Apr | ANN | 45.0 | 33.0 | 22.0 |
| 6 Mar – 15 Apr | Asahi Shimbun[lower-alpha 2] | 43 | 45 | 12 |
| 13–14 Apr | Asahi Shimbun | 44 | 32 | 24 |
| 13–14 Apr | Mainichi Shimbun | 41 | 37 | 21 |
| 5–8 Apr | Jiji Press | 43.0 | 34.3 | N/A |
| 6–7 Apr | JNN | 53.4 | 43.4 | 3.2 |
| 5–7 Apr | NHK | 47.4 | 34.6 | 18.1 |
| 1–2 Apr | Kyodo News | 52.8 | 32.4 | 14.8 |
| 1–2 Apr | Yomiuri Shimbun | 53 | 32 | 14 |
| 22–24 Mar | Nikkei & TV Tokyo | 48 | 42 | 10 |
| 22–24 Mar | Yomiuri Shimbun | 50 | 35 | 15 |
| 16–17 Mar | ANN | 43.2 | 36.1 | 20.7 |
| 16–17 Mar | Asahi Shimbun | 41 | 37 | 22 |
| 16–17 Mar | Mainichi Shimbun | 39 | 41 | 19 |
| 8–11 Mar | Jiji Press | 39.0 | 36.4 | N/A |
| 9–10 Mar | Kyodo News | 43.3 | 40.9 | 15.8 |
| 8–10 Mar | NHK | 42.0 | 36.0 | 22.0 |
| 2–3 Mar | JNN | 52.3 | 44.3 | 3.4 |
| 23–24 Feb | ANN | 41.8 | 36.7 | 21.5 |
| 22–24 Feb | Yomiuri Shimbun | 49 | 40 | 11 |
| 16–17 Feb | Asahi Shimbun | 41 | 38 | 21 |
| 15–17 Feb | Nikkei & TV Tokyo | 51 | 42 | 7 |
| 9–11 Feb | NHK | 43.7 | 37.4 | 18.9 |
| 8–11 Feb | Jiji Press | 42.4 | 34.5 | N/A |
| 2–3 Feb | JNN | 52.8 | 44.3 | 2.9 |
| 2–3 Feb | Kyodo News | 45.6 | 41.1 | 13.3 |
| 2–3 Feb | Mainichi Shimbun | 38 | 39 | 22 |
| 26–27 Jan | ANN | 41.0 | 37.9 | 21.1 |
| 25–27 Jan | Nikkei & TV Tokyo | 53 | 37 | 10 |
| 25–27 Jan | Yomiuri Shimbun | 49 | 38 | 13 |
| 19–20 Jan | Asahi Shimbun | 43 | 38 | 19 |
| 12–14 Jan | NHK | 42.5 | 35.1 | 22.5 |
| 12–13 Jan | JNN | 50.8 | 45.5 | 3.6 |
| 12–13 Jan | Kyodo News | 43.4 | 42.3 | 14.3 |
| 11–14 Jan | Jiji Press | 43.5 | 35.1 | N/A |
2018
| Date | Polling firm/source | Approve | Disapprove | Und. / no answer |
|---|---|---|---|---|
| 13 Nov – 25 Dec | Asahi Shimbun[lower-alpha 2] | 46 | 46 | 8 |
| 15–16 Dec | ANN | 40.0 | 40.6 | 19.4 |
| 15–16 Dec | Asahi Shimbun | 40 | 41 | 19 |
| 15–16 Dec | Kyodo News | 42.4 | 44.1 | 13.5 |
| 15–16 Dec | Mainichi Shimbun | 37 | 40 | 21 |
| 14–16 Dec | Nikkei & TV Tokyo | 47 | 44 | 9 |
| 14–16 Dec | Yomiuri Shimbun | 47 | 43 | 10 |
| 7–10 Dec | Jiji Press | 38.9 | 38.7 | N/A |
| 17 Oct – 10 Dec | Mainichi & SSRC[lower-alpha 2] | 31 | 42 | 24 |
| 8–9 Dec | NHK | 41.3 | 37.8 | 20.9 |
| 1–2 Dec | JNN | 52.8 | 44.3 | 2.9 |
| 24 Oct – 30 Nov | Nikkei[lower-alpha 2] | 35 | 33 | 32 |
| 23–25 Nov | Nikkei & TV Tokyo | 51 | 38 | 11 |
| 23–25 Nov | Yomiuri Shimbun | 53 | 36 | 11 |
| 17–18 Nov | ANN | 44.3 | 36.4 | 19.3 |
| 17–18 Nov | Asahi Shimbun | 43 | 34 | 23 |
| 17–18 Nov | Mainichi Shimbun | 41 | 38 | 20 |
| 9–12 Nov | Jiji Press | 42.3 | 38.2 | N/A |
| 9–11 Nov | NHK | 45.6 | 36.8 | 17.6 |
| 3–4 Nov | JNN | 51.0 | 47.0 | 2.0 |
| 3–4 Nov | Kyodo News | 47.3 | 39.5 | 13.2 |
| 26–28 Oct | Nikkei & TV Tokyo | 48 | 42 | 9 |
| 26–28 Oct | Yomiuri Shimbun | 49 | 41 | 10 |
| 20–21 Oct | ANN | 39.3 | 40.1 | 20.6 |
| 13–14 Oct | Asahi Shimbun | 40 | 40 | 20 |
| 13–14 Oct | JNN | 51.7 | 45.6 | 2.7 |
| 6–8 Oct | NHK | 42.3 | 39.8 | 17.9 |
| 5–8 Oct | Jiji Press | 41.9 | 36.1 | N/A |
| 6–7 Oct | Mainichi Shimbun | 37 | 40 | 20 |
| 2–3 Oct | Kyodo News | 46.5 | 38.2 | 15.3 |
| 2–3 Oct | Nikkei & TV Tokyo | 50 | 42 | 9 |
| 2–3 Oct | Yomiuri Shimbun | 50 | 39 | 10 |
| 21–23 Sep | Nikkei & TV Tokyo | 55 | 39 | 5 |
| 21–23 Sep | Yomiuri Shimbun | 50 | 41 | 9 |
| 20–21 Sep | Kyodo News | 47.4 | 40.0 | 12.6 |
| 15–17 Sep | NHK | 42.1 | 38.7 | 19.2 |
| 15–16 Sep | ANN | 39.4 | 38.7 | 21.9 |
| 7–10 Sep | Jiji Press | 41.7 | 36.6 | N/A |
| 8–9 Sep | Asahi Shimbun | 41 | 38 | 21 |
| 1–2 Sep | JNN | 46.2 | 52.0 | 1.8 |
| 1–2 Sep | Mainichi Shimbun | 37 | 41 | 20 |
| 25–26 Aug | Kyodo News | 40.3 | 44.3 | N/A |
| 24–26 Aug | Nikkei & TV Tokyo | 48 | 42 | 10 |
| 24–26 Aug | Yomiuri Shimbun | 50 | 40 | 10 |
| 18–19 Aug | ANN | 38.8 | 44.6 | 16.6 |
| 3–6 Aug | Jiji Press | 38.5 | 38.9 | N/A |
| 4–5 Aug | Asahi Shimbun | 38 | 41 | 21 |
| 4–5 Aug | JNN | 43.8 | 54.0 | 2.3 |
| 3–5 Aug | NHK | 41.4 | 40.6 | 18.0 |
| 28–29 Jul | Mainchi Shimbun | 37 | 44 | 18 |
| 21–22 Jul | ANN | 38.2 | 45.6 | 16.2 |
| 21–22 Jul | Kyodo News | 43.4 | 41.8 | N/A |
| 21–22 Jul | Yomiuri Shimbun | 45 | 45 | 10 |
| 20–22 Jul | Nikkei & TV Tokyo | 45 | 47 | 8 |
| 14–15 Jul | Asahi Shimbun | 38 | 43 | 19 |
| 6–9 Jul | Jiji Press | 37.0 | 40.9 | N/A |
| 7–8 Jul | JNN | 43.1 | 55.8 | 1.3 |
| 6–8 Jul | NHK | 44.1 | 38.8 | 17.1 |
| 23–24 Jun | Mainichi Shimbun | 36 | 40 | 22 |
| 22–24 Jun | Nikkei & TV Tokyo | 52 | 42 | N/A |
| 16–17 Jun | ANN | 39.4 | 44.5 | 16.1 |
| 16–17 Jun | Asahi Shimbun | 38 | 45 | 17 |
| 16–17 Jun | Kyodo News | 44.9 | 43.2 | N/A |
| 15–17 Jun | NTV | 39.4 | 41.9 | 18.7 |
| 15–17 Jun | Yomiuri Shimbun | 45 | 44 | 11 |
| 8–11 Jun | Jiji Press | 35.5 | 43.4 | N/A |
| 8–10 Jun | NHK | 37.8 | 43.5 | 18.6 |
| 2–3 Jun | JNN | 39.0 | 59.1 | 2.1 |
| 26–27 May | Mainichi Shimbun | 31 | 48 | 19 |
| 25–27 May | Nikkei & TV Tokyo | 42 | 53 | 5 |
| 19–20 May | ANN | 34.1 | 51.1 | 14.8 |
| 19–20 May | Asahi Shimbun | 36 | 44 | 20 |
| 18–20 May | NTV | 32.4 | 50.6 | 17.0 |
| 18–20 May | Yomiuri Shimbun | 42 | 47 | 11 |
| 11–14 May | Jiji Press | 38.1 | 43.0 | N/A |
| 12–13 May | JNN | 40.6 | 57.7 | 1.7 |
| 12–13 May | Kyodo News | 38.9 | 50.3 | N/A |
| 11–13 May | NHK | 37.8 | 43.5 | 18.7 |
| 27–29 Apr | Nikkei & TV Tokyo | 43 | 51 | 7 |
| 14 Mar – 25 Apr | Asahi Shimbun[lower-alpha 2] | 36 | 56 | 8 |
| 21–22 Apr | ANN | 29.0 | 55.2 | 15.8 |
| 21–22 Apr | Mainichi Shimbun | 30 | 49 | 20 |
| 20–22 Apr | Yomiuri Shimbun | 39 | 53 | 8 |
| 14–15 Apr | Asahi Shimbun | 31 | 52 | 17 |
| 13–15 Apr | NTV | 26.7 | 53.4 | 20.0 |
| 6–9 Apr | Jiji Press | 38.4 | 42.6 | |
| 7–8 Apr | JNN | 40.0 | 58.4 | 1.7 |
| 6–8 Apr | NHK | 37.7 | 44.5 | 17.8 |
| 31 Mar – 1 Apr | Kyodo News | 42.4 | 47.5 | N/A |
| 31 Mar – 1 Apr | Yomiuri Shimbun | 42 | 50 | 8 |
| 24–25 Mar | ANN | 32.6 | 54.9 | 12.5 |
| 23–25 Mar | Nikkei & TV Tokyo | 42 | 49 | 9 |
| 17–18 Mar | Asahi Shimbun | 31 | 48 | 21 |
| 17–18 Mar | Kyodo News | 38.7 | 48.2 | N/A |
| 17–18 Mar | Mainichi Shimbun | 33 | 47 | 19 |
| 16–18 Mar | NTV | 30.3 | 53.0 | 16.7 |
| 9–12 Mar | Jiji Press | 39.3 | 40.4 | N/A |
| 9–11 Mar | NHK | 43.8 | 38.1 | 18.1 |
| 9–11 Mar | Yomiuri Shimbun | 48 | 42 | 9 |
| 3–4 Mar | JNN | 49.3 | 48.9 | 1.9 |
| 3–4 Mar | Kyodo News | 48.1 | 39.0 | N/A |
| 24–25 Feb | ANN | 44.3 | 41.7 | 14.0 |
| 24–25 Feb | Mainichi Shimbun | 45 | 32 | 20 |
| 23–25 Feb | Nikkei | 56 | 36 | 8 |
| 17–18 Feb | Asahi Shimbun | 44 | 37 | 19 |
| 16–18 Feb | NTV | 44.0 | 37.3 | 18.7 |
| 10–12 Feb | NHK | 46.4 | 34.3 | 19.3 |
| 9–12 Feb | Jiji Press | 48.7 | 31.9 | N/A |
| 10–11 Feb | Kyodo News | 50.8 | 36.9 | N/A |
| 10–11 Feb | Yomiuri Shimbun | 54 | 36 | 9 |
| 3–4 Feb | JNN | 50.6 | 46.8 | 2.6 |
| 26–28 Jan | Nikkei | 55 | 37 | 8 |
| 26–28 Jan | NTV | 36.9 | 43.8 | 19.2 |
| 20–21 Jan | Asahi Shimbun | 45 | 33 | 22 |
| 20–21 Jan | ANN | 40.1 | 42.3 | 17.6 |
| 20–21 Jan | Mainichi Shimbun | 44 | 38 | 16 |
| 12–15 Jan | Jiji Press | 46.6 | 33.6 | N/A |
| 13–14 Jan | Kyodo News | 49.7 | 36.6 | 13.7 |
| 13–14 Jan | JNN | 54.6 | 43.9 | 1.5 |
| 12–14 Jan | Yomiuri Shimbun | 54 | 35 | 11 |
| 6–8 Jan | NHK | 45.7 | 37.0 | 17.3 |
2017
| Date | Polling firm/source | Approve | Disapprove | Und. / no answer |
|---|---|---|---|---|
| 16–17 Dec | Asahi Shimbun | 41 | 38 | 21 |
| 15–17 Dec | Nikkei & TV Tokyo | 50 | 40 | 10 |
| 15–17 Dec | NTV | 37.8 | 45.3 | 16.9 |
| 8–11 Dec | Jiji Press | 42.6 | 36.1 | N/A |
| 9–10 Dec | ANN | 43.7 | 39.6 | 16.7 |
| 8–10 Dec | NHK | 49 | 35 | N/A |
| 8–10 Dec | Yomiuri Shimbun | 53 | 36 | 11 |
| 18 Oct – 6 Dec | Mainichi & SSRC[lower-alpha 2] | 40 | 41 | 18 |
| 2–3 Dec | Kyodo News | 47.2 | 40.4 | 12.4 |
| 2–3 Dec | JNN | 52.7 | 45.7 | 1.6 |
| 24–26 Nov | Nikkei | 52 | 39 | 9 |
| 17–19 Nov | NTV | 41.1 | 41.4 | 17.5 |
| 10–13 Nov | Jiji Press | 45.4 | 37.1 | N/A |
| 11–12 Nov | Mainichi Shimbun | 46 | 36 | 15 |
| 11–12 Nov | Asahi Shimbun | 44 | 39 | 17 |
| 11–12 Nov | JNN | 53.1 | 45.8 | 1.1 |
| 10–12 Nov | NHK | 46 | 35 | N/A |
| 4–5 Nov | ANN | 44.2 | 41.5 | 14.3 |
| 1–2 Nov | Nikkei & TV Tokyo | 54 | 38 | 7 |
| 1–2 Nov | Yomiuri Shimbun | 52 | 40 | 7 |
| 1–2 Nov | Kyodo News | 49.5 | 38.3 | N/A |
| 23–24 Oct | Asahi Shimbun | 42 | 39 | 19 |
| 23–24 Oct | Yomiuri Shimbun | 52 | 37 | 10 |
Notes
- Internet Survey excluded
- Mail Survey
References
- "New opposition party lacking in numbers after 2 parties merge". Asahi Shimbun. 7 May 2018. Retrieved 7 May 2018.
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