| 1 | JAZ | Japan Air Charter Co. Ltd. | IATA: JO, IATA Prefix: 708, IATA designator changed from JZ* | J | AVCODES |
| 2 | JAZ | Japan Air Charter Co. Ltd. | IATA: JO, IATA Prefix: 708, Change of name to JALWays | J | AVCODES |
| 3 | JAZ | JALWays Co. Ltd. | IATA: JO, Callsign: Jalways, IATA Prefix: 708, JALways Co., Ltd. has been integrated into Japan Airlines International Co., Ltd. on 01 December 2010. Change of name from Japan Air Charter Co., Ltd. ICAO callsign changed from J-ways | J | AVCODES |
| 4 | JAZ | JALWays Co. Ltd. | IATA: JZ, IATA Prefix: 708, IATA designator changed to JO | J | AVCODES |
| 5 | JAZ | JALWays Co. Ltd. | IATA: JO, Callsign: J-Ways, IATA Prefix: 708, Change of name from Japan Air Charter Co., Ltd. ICAO callsign changed to Jalways | J | AVCODES |
| 6 | JAZ | Jav-Avia Ltd | Callsign: Javavia, | GE | AVCODES |
| 7 | JAZ | JALways | IATA: JO | | ICAO1 |
| 8 | JAZ | JALways | | J | TRAFFIC |
| 9 | JAZF | JASZTEX FIBERS INC | | | SCAC4 |
