| KSJ | Kasos Island, Greece - Kasos Island (Airport Code) | 希腊卡索斯岛-卡索斯群岛(机场代码) |
| KSJ | Katholieke Studenten Jeugd (Belgian youth movement) | Katholieke Studenten Jeugd(比利时青年运动) |
| KSJ | Katholische Studierende Jugend (German youth movement) | Katholische Studierende Jugend(德国青年运动) |
| KSJ | Keystone Jack | Keystone千斤顶 |
| KSJ | Knight of San Jacinto | 圣哈辛托骑士 |