| name | legal form | image | date founded | city Headquarters | administrative division Headquarters | country Headquarters | continent Headquarters | number of members | Website | date dissolved |
|---|---|---|---|---|---|---|---|---|---|---|
| Information Processing Society of Japan | 22/04/1960 | Tokyo | Tokyo | Japan | Asia | 16,944 | Website | |||
| Japan Radioisotope Association | 1951 | Tokyo | Tokyo | Japan | Asia | 3,500 | Website | |||
| Japanese Cancer Association |  | 05/04/1941 | Shinjuku | Tokyo | Japan | Asia | 16,000 | Website | ||
| Japanese Government Railways |  | 1872 | Tokyo | Tokyo | Japan | Asia | Website | |||
| Japanese Red Cross Society |  | 01/05/1877 | Tokyo | Tokyo | Japan | Asia | Website | |||
| Japanese Society for Rights of Authors, Composers and Publishers |  | 1939 | Tokyo | Tokyo | Japan | Asia | Website | |||
| Japan Institute for Promotion of Digital Economy and Community | 20/12/1967 | Minato, Tokyo | Tokyo | Japan | Asia | Website | ||||
| Japan Information Industry Association | 1984 | Tokyo | Tokyo | Japan | Asia | Website | ||||
| Jupiter Corporation |  | 11/06/1992 | Fushimi-ku, Kyoto | Kyoto Prefecture | Japan | Asia | Website | |||
| Keisei Rose Nurseries | 11/03/1959 | Yachiyo, Chiba | Chiba Prefecture | Japan | Asia | Website |