Translation guide
A key station is a major hub in a broadcasting network that originates programming for affiliated stations. In Japanese, this concept is expressed with specific terms for TV/radio networks, and the English phrase is also used as a loanword.
The main station that produces and distributes programs to affiliate stations in a network.
The standard term for a key station in broadcasting. Refers to the central station in Tokyo that supplies programs to regional affiliates.
A major station in a transportation network, though this usage is uncommon in Japanese.
The English term 'key station' is sometimes used for important train stations, but in Japanese, キーステーション is not used in this sense. Use 主要駅 or ターミナル駅 instead.
キー局が制作した番組が全国に放送される。
Programs produced by the key station are broadcast nationwide.
A more formal term for a key or core station, often used in official contexts.
As the key station for this region, it plays an important role.
Literally 'central station', can be used in some contexts but less common for broadcasting networks.
The central station of the network distributes the programs.
If you need to refer to a key station in a transportation context, use 主要駅 (major station) or ターミナル駅 (terminal station). The direct translation 'キーステーション' is not used for train stations.
Do not use キーステーション for train stations; it sounds unnatural.
Tokyo Station is one of the key stations in Japan's railway network.