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Top 100 Political parties in Japan

This curated ranking covers the 100 largest political parties in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 221 political parties tracked in Japan, the 100 ranked here account for the largest measured audience reach. Communist Party of India (Marxist), Communist Party of India and Malaysian Indian Congress lead the list with a combined estimated audience of 1.9M people. Across all 100 entries the average audience size is 43k, and the largest, Communist Party of India (Marxist), reaches around 753k people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each political party, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.

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How to read this list

Rank

Position in the Top 100, sorted by audience size from largest to smallest. Updated weekly.

Audience size

Estimated number of unique people in Japan who actively engage with this audience, derived from anonymized search-behavior signals.

Country share

Share of the global audience that is active in Japan. A higher value means the audience is more locally concentrated here.

Avg age

Average age in years across the people who engage with this audience in Japan, derived from anonymized search-behavior signals. A dash means demographic data is not yet available.

Female share

Share of women among the people who engage with this audience in Japan. 50% is gender-balanced; values above mean female-skewed, below mean male-skewed.

Ranking

Rank Audience Audience size Avg age Female share Subtype
26 Ulster Unionist Party 10k 38.8 53.9% Political party
27 Senior citizen 9.7k 28.1 71.4% Political party
28 Democratic Party (United States) 7.1k 38.2 53.4% Political party
29 Workers' Party (Brazil) 6.8k 38.1 33.5% Political party
30 Liberal Party (Philippines) 6.7k 30.6 44.9% Political party
31 Shas 6.3k 23.9 60.7% Political party
32 Democratic League of Kosovo 6k 35.6 63.4% Political party
33 Institutional Revolutionary Party 5.4k 38.4 49.4% Political party
34 Black Panther Party 4.1k 28.3 46.0% Political party
35 Republican Party (United States) 4k 36.0 54.4% Political party
36 Democratic Progressive Party 3.8k 36.0 46.0% Political party
37 JA21 3.6k 37.2 42.8% Political party
38 Party Pilipinas 3.5k 32.3 52.9% Political party
39 Liberal Party of Canada 3.5k 33.8 34.3% Political party
40 Green Party (Ireland) 3.4k 21.4 60.9% Political party
41 Sinn Féin 3.3k 41.8 48.5% Political party
42 Pakistan Muslim League (N) 3.1k 33.3 33.6% Political party
43 Conservative Party (UK) 3k 34.0 37.6% Political party
44 Conservative Party of Canada 3k 42.2 44.6% Political party
45 Danish Social Liberal Party 2.9k 42.0 34.0% Political party
46 Conservative Party (Chile) 2.6k Political party
47 Kilusang Bagong Lipunan 2.5k 42.3 78.7% Political party
48 DENK 2.1k 36.1 53.5% Political party
49 The Left (Germany) 1.9k 37.6 38.8% Political party
50 Lebanese Forces 1.9k 48.6 33.1% Political party

Want the full picture for any of these audiences?

Open any profile to see psychographics, top regions, peer affinities and demographic splits — all derived from the same anonymized signals.

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Frequently asked questions

How is this Top 100 list compiled?

Rascasse aggregates anonymized search-behavior signals across Japan and ranks each political party by its estimated audience size. Only entries with at least 5 measured entities are listed.

How often is the list updated?

The ranking is refreshed weekly from the latest search-behavior data and re-published as a static page.

What is the largest political party in Japan?

Communist Party of India (Marxist) currently leads with an estimated audience of 753k people in Japan.

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