| Abbreviation | Definition |
|---|---|
| JSCS | Joint Service Combat Shotgun |
| JSD | Joint Service Detachment |
| JSD | Joint Staffing Designator |
| JSDF | Japan Self Defense Forces |
| JSDF | Japan Self-Defense Forces |
| JSDF | Japanese Self Defense Forces |
| JSDMCG | Joint Services Dental Materiel Coordinating Group |
| JSDTC | Joint Strategic Deployment Training Center |
| JSEAD | Joint Suppression of Enemy Air Defense |
| J-SEAD | Joint Suppression of Enemy Air Defenses |
| JSEC | Joint Strategic Exploitation Center |
| JSECST | Joint Service Electronic Combat Systems Tester |
| JSEODC | Joint Service Explosive Ordnance Disposal Report Center |
| JSF | Joint Strike Fighter |
| JSF | Joint Strike Force |
| JSGCC | Joint Service Guidance and Control Committee |
| JSHO | Joint Shipboard Helicopter Operations |
| JSHS | Junior Science and Humanities Symposium |
| JSI | Joint Service Interface |
| JSIDS | Joint Services Imagery Digitizing System |