| Acronym | Definition |
|---|
| SAJ➣Ski Association of Japan |
| SAJ➣Stepfamily Association of Japan (est. 2001) |
| SAJ➣Society for the Advancement of Judaism |
| SAJ➣Shipbuilders' Association of Japan (est. 1947) |
| SAJ➣Service de l'Aide à la Jeunesse (French) |
| SAJ➣Service des Affaires Juridiques (French: Department of Legal Affairs) |
| SAJ➣Soundscape Association of Japan |
| SAJ➣Scout Association of Japan (Tokyo, Japan) |
| SAJ➣Straight-Ahead Jazz (music genre) |
| SAJ➣Syarikat Air Johor Holdings Sdn Bhd (Malaysia) |
| SAJ➣Service Animation Jeunes (French: Youth Animation Services) |