| Abbreviation | Definition |
|---|---|
| JAAF | Japan Association of Athletics Federations |
| JAAI | Jesuit Alumni Association of India |
| JAAI | JICA Alumni Association of India |
| JAAI | JSPS Alumni Association of Indonesia |
| JAAL | Japan Association of Applied Linguistics |
| JAAPA | Jackson Area Alumnae Panhellenic Association |
| JABA | Japan America Business Association |
| JABA | Japanese American Bar Association |
| JABA | Johnsburg Area Business Association |
| JABBA | Jamaica Amateur Body Building Association |
| JACC | Journalism Association of Community Colleges |
| JACD | Japan Association of Corporate Directors |
| JACP | Japanese Association for Comparative Philosophy |
| JACP | Japanese Association of Cardiovascular Pharmacology |
| JADA | Japan Automobile Dealers Association |
| JADA | Journal of the American Dental Association |
| JADO | Jersey Association of Directors Officers |
| JAEE | Japan Association for Earthquake Engineering |
| JAEI | Journal of the Association of Engineers India |
| JAEL | Japan Association of Economic Law |