Top 50 Non-governmental organizations in Japan
This curated ranking covers the 50 largest non-governmental organizations in Japan, ordered by estimated audience size from Rascasse's anonymized search-behavior signals. Out of 123 non-governmental organizations tracked in Japan, the 50 ranked here account for the largest measured audience reach. Anti-Defamation League, International Chamber of Commerce and UNICEF lead the list with a combined estimated audience of 2,290,684 people. Across all 50 entries the average audience size is 82,933, and the largest, Anti-Defamation League, reaches around 904,871 people in Japan. Audience size is the estimated number of unique people in Japan who actively engage with each non-governmental organization, derived from search demand signals. Rankings reflect search-behavior signals collected across Japan and are refreshed weekly.
Ranking
| Rank | Name | Audience size | Country share | Subtype | Category |
|---|---|---|---|---|---|
| 1 |  Anti-Defamation League |
904,871 | 22.4% | Non-governmental organization | Politics & Society |
| 2 |  International Chamber of Commerce |
740,912 | 1.8% | Non-governmental organization | Business & Career |
| 3 |  UNICEF |
644,901 | 2.2% | Non-governmental organization | Politics & Society |
| 4 |  Greenpeace |
422,177 | 4.3% | Non-governmental organization | Politics & Society |
| 5 |  Save the Children |
398,848 | 5.7% | Non-governmental organization | Kids & Family |
| 6 |  Médecins Sans Frontières |
387,029 | 7.9% | Non-governmental organization | Politics & Society |
| 7 |  Student Doctor Network |
113,834 | 10.7% | Non-governmental organization | Business & Career |
| 8 |  Amnesty International |
112,248 | 1.3% | Non-governmental organization | Politics & Society |
| 9 |  National Resident Matching Program |
73,114 | 10.6% | Non-governmental organization | Politics & Society |
| 10 | Campaign for Nuclear Disarmament |
37,997 | 4.1% | Non-governmental organization | Politics & Society |
| 11 |  PONY Baseball and Softball |
33,701 | 21.2% | Non-governmental organization | Sports |
| 12 |  International Fund for Animal Welfare |
28,351 | 5.5% | Non-governmental organization | Politics & Society |
| 13 |  WikiLeaks |
26,362 | 1.5% | Non-governmental organization | Politics & Society |
| 14 |  GlobalGiving |
21,556 | 7.0% | Non-governmental organization | Politics & Society |
| 15 |  Voice of the Martyrs |
17,435 | 3.0% | Non-governmental organization | Politics & Society |
| 16 |  Plan International |
16,452 | 1.7% | Non-governmental organization | Politics & Society |
| 17 | SPCA (HK) 香港愛護動物協會 |
14,527 | 1.3% | Non-governmental organization | Pets & Animals |
| 18 | International Planned Parenthood Federation |
13,604 | 24.3% | Non-governmental organization | Kids & Family |
| 19 |  Urban Land Institute |
12,742 | 3.6% | Non-governmental organization | Politics & Society |
| 20 |  Solar Energy Industries Association |
11,693 | 1.9% | Non-governmental organization | Home & Garden |
| 21 |  Chatham House |
10,955 | 1.9% | Non-governmental organization | Business & Career |
| 22 |  Common Sense Media |
10,281 | 0.7% | Non-governmental organization | Politics & Society |
| 23 |  National Science Teachers Association |
10,056 | 0.7% | Non-governmental organization | Business & Career |
| 24 | One Young World |
8,104 | 16.5% | Non-governmental organization | Politics & Society |
| 25 |  AIDS Healthcare Foundation |
7,987 | 1.8% | Non-governmental organization | Health |
| 26 |  Trout Unlimited |
6,927 | 1.2% | Non-governmental organization | Politics & Society |
| 27 |  Junior Achievement |
5,206 | 2.9% | Non-governmental organization | Politics & Society |
| 28 |  Southwestern Exposition and Livestock Show |
4,273 | 8.3% | Non-governmental organization | Politics & Society |
| 29 |  SOS Children's Villages |
4,183 | 0.4% | Non-governmental organization | Politics & Society |
| 30 |  Marine Stewardship Council |
4,173 | 2.2% | Non-governmental organization | Politics & Society |
| 31 |  L'Arche |
3,513 | 0.8% | Non-governmental organization | Politics & Society |
| 32 |  World Vision International |
3,372 | 0.2% | Non-governmental organization | Politics & Society |
| 33 | American Preppers Network |
3,328 | 3.1% | Non-governmental organization | Politics & Society |
| 34 |  International Rescue Committee |
2,865 | 0.2% | Non-governmental organization | Politics & Society |
| 35 |  ASCD |
2,623 | 3.2% | Non-governmental organization | Business & Career |
| 36 |  J Street |
2,421 | 1.1% | Non-governmental organization | Politics & Society |
| 37 | Tzu Chi |
2,380 | 1.5% | Non-governmental organization | Politics & Society |
| 38 |  Terre des hommes |
2,143 | 0.5% | Non-governmental organization | Politics & Society |
| 39 |  Islamic Relief USA |
2,023 | 1.3% | Non-governmental organization | Politics & Society |
| 40 |  Democratic Voice of Burma |
1,997 | 3.0% | Non-governmental organization | Politics & Society |
| 41 |  International Union of Architects |
1,914 | 5.9% | Non-governmental organization | Business & Career |
| 42 |  National Cattlemen's Beef Association |
1,731 | 0.4% | Non-governmental organization | Business & Career |
| 43 |  NASSCOM |
1,702 | 0.5% | Non-governmental organization | Politics & Society |
| 44 |  Bersih |
1,654 | 0.7% | Non-governmental organization | Politics & Society |
| 45 |  March of Dimes |
1,501 | 0.4% | Non-governmental organization | Kids & Family |
| 46 |  Covenant House |
1,468 | 0.3% | Non-governmental organization | Politics & Society |
| 47 | Environmental Defense Fund |
1,467 | 0.3% | Non-governmental organization | Politics & Society |
| 48 |  The International Cat Association |
1,387 | 4.0% | Non-governmental organization | Pets & Animals |
| 49 |  Campact |
1,385 | 0.2% | Non-governmental organization | Politics & Society |
| 50 |  The Wildlife Society |
1,296 | 3.4% | Non-governmental organization | Politics & Society |
Frequently asked questions
How is this Top 50 list compiled?
Rascasse aggregates anonymized search-behavior signals across Japan and ranks each non-governmental organization 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 non-governmental organization in Japan?
Anti-Defamation League currently leads with an estimated audience of 904,871 people in Japan.
Methodology
Audience sizes are estimated from anonymized search-behavior signals across Japan. Lists below 5 entries are not published. See methodology for full details.