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Top 100 Charities in Japan

This curated ranking covers the 100 largest charities in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 449 charities tracked in Japan, the 100 ranked here account for the largest measured audience reach. United Nations, Appalachian Trail Conservancy and New York City Ballet lead the list with a combined estimated audience of 3.5M people. Across all 100 entries the average audience size is 149k, and the largest, United Nations, reaches around 1.8M people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each charity, 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
51 Wild Spirit Wolf Sanctuary 64k 35.1 68.9% Charity
52 National Wildlife Federation 64k 34.5 49.8% Charity
53 California Academy of Sciences 61k 30.9 72.0% Charity
54 Environmental Investigation Agency 61k 46.0 49.8% Charity
55 World Anti-Doping Agency 59k 39.9 36.5% Charity
56 Goethe-Institut 57k 33.8 62.6% Charity
57 American Student Dental Association 57k — — Charity
58 Green America 56k 36.7 61.2% Charity
59 American Immigration Lawyers Association 51k 39.3 62.1% Charity
60 Surfrider Foundation 51k 49.6 0.0% Charity
61 Global Underwater Explorers 47k 42.8 13.2% Charity
62 The New Teacher Project 46k 31.8 57.0% Charity
63 Environmental Working Group 45k 42.4 74.4% Charity
64 WaterAid 44k 38.5 53.9% Charity
65 Electrical Engineering Students' European Association 44k 31.1 55.5% Charity
66 Society of Women Engineers 43k 43.6 69.6% Charity
67 Rainforest Alliance 34k 37.4 62.4% Charity
68 National Wild Turkey Federation 34k 37.5 36.3% Charity
69 Philadelphia Orchestra 33k 43.4 69.7% Charity
70 Toastmasters International 31k 43.0 56.4% Charity
71 Rocky Mountain Elk Foundation 30k 39.9 34.4% Charity
72 Asia Society 30k 37.7 74.6% Charity
73 Human Rights Watch 29k 41.8 35.6% Charity
74 Social Good 28k 44.3 58.5% Charity
75 Cleveland Orchestra 28k 29.4 38.0% Charity

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 charity 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 charity in Japan?

United Nations currently leads with an estimated audience of 1.8M people in Japan.

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