also: キー・ステーション
key station; flagship station; leading station of a broadcasting network
Refers to the main station in a broadcasting network that produces and distributes programs to affiliate stations. Often used in the context of Japanese TV and radio networks. Compare キー局, which is a more common synonym.
See also: キー局
The key station in Tokyo distributes programs to affiliate stations nationwide.
The production budget of a key station is larger than that of a local station.