Japan Air Self-Defence Force base located near Chitose, Hokkaidō, adjacent to New Chitose Airport with which it has connecting taxiways. It is the JASDF's primary base in northern Japan and tasked with monitoring Japan's maritime borders with Russia. It was also Hokkaidō's primary civil airport until the opening of New Chitose Airport in 1988. The provision of ATC at both aerodromes is the responsibility of the military.

Climatology

Humid continental climate (Köppen climate classification Dfa).