Japan Domestic Airlines (JDA) was the predecessor of Japan Air System. On April 15, 1964, , , and merged to form Japan Domestic Airlines. On May 15, 1971, the airline merged with Toa Airways to form Toa Domestic Airlines; on April 1, 1988 the merged airline renamed itself to Japan Air System."Company Information." Japan Air System. November 6, 1999. Retrieved on February 9, 2009. Japan Air System merged into Japan Airlines in the early 2000s."A tale of many tails: the merger of Japan Airlines and Japan Air System makes perfect business sense, but commonality of equipment is a different matter." Air Transport World. April 1, 2003. Retrieved on May 19, 2009.
Nearly all of the aircraft used in the Japan Domestic Airlines' fleet were consisted of NAMC YS-11s. Both airlines had a similar color scheme from the beginning, usually blue and white, or with a blue tail. Japan Domestic Airlines focused mostly on mainland to island flights, while Toa Japanese Airlines focused on more domestic mainland flight plans and services.
Accidents and incidents On May 29, 1965, a Convair 240 JA5088 landed at Obihiro Airport with the right side main landing gear retracted after it failed to lock down; no casualties. The 1966 Japan Air Lines Convair 880 crash happened on August 26, 1966. It was a training flight that crashed due to an unexplained left yaw, killing the five crew. The aircraft was on lease to Japan Airlines.
References
External links News On The Successing Of Japan Domestic Airlines And Toa Japanese Airlines