Japan Air System

Japan Air System (Japanese: 日本エアシステム) is the third largest airline of Japan.

History
Japan Air System was formed in 1988 through the merger of Toa Domestic Airlines (TDA), Japan Asia Airways (JAA), and Japan Air Commuter (JAC).

Japan Air System in British Columbia
JAS inherited TDA's Sapporo–Iturup service, and continues it to the present day.

Routes
Entries with a green background indicates a destination in British Columbia. "Domestic" refers to services within Japan.