|Founded||2 December 1955|
|Commenced operations||11 October 1956|
|Frequent-flyer program||Sanesair Miles|
|Company slogan||Fly Red, Fly Sanesair|
|Headquarters||Chiyoda, Okashi, Okaiken|
Sanesair Co., Ltd. (SAA) (山人航空 Sanjin-Kōkū ), is an airline headquartered in Chiyoda, Okashi, Okaiken. Its main hubs are Okashi's Air Island and Toyagyu International Airport, as well as Toyoshi's Kyotsu International Airport. The airline and two of its subsidiaries (O-Air, Sanexpress) are members of the Adonian Arrow airline alliance.
SAA group companies include Saneseair for international and domestic services; Sanexpress for international and domestic low-cost services; O-Air for domestic feeder services; and Sanesair Cargo for cargo and mail services. SAA group operations include scheduled and non-scheduled international and domestic passenger and cargo services to 220 destinations in 35 countries worldwide, including codeshares. The group has a fleet of 130 aircraft. In the fiscal year ended 31 March 2009, the airline group carried over 52 million passengers and over 1.1 million tons of cargo and mail.
Sanesair was established in 1956 and became the unofficial second national airline of Okaiken. After over three decades of service and expansion, the airline was fully privatized in 1987. Sanesair is currently an official sponsor of Okaiken Football Association and the Okaiken national football team. The largest in Okaiken, Okaiken Air, is Sanesair' main rival with fierce competition between the two airlines.