| Acronym | Definition |
|---|
| JKA➣Japan Karate Association |
| JKA➣Japan Kendama Association |
| JKA➣Jharkhand |
| JKA➣Japan Korfball Association |
| JKA➣Jabatan Kejuruteraan Awam (Malaysian academic organization) |
| JKA➣Jedi Knight 2: Jedi Academy (gaming) |
| JKA➣Jaded Knights Academy (gaming clan) |
| JKA➣Jim D. Koontz & Associates, INc. |