This is the 3475th most frequent Japanese word.
県南
"県南" means "southern part of the prefecture."
Here, '県南' (Kennen) is used to refer to the southern region of a prefecture as a geographical location.
県南地方では秋の祭りが盛んです。
In the southern region of the prefecture, autumn festivals are popular.
In this sentence, '県南' is used as the starting point of a journey to indicate the southern part of a prefecture.
県南から東京への移動には新幹線を利用するのが便利です。
It is convenient to use the bullet train to travel from the southern prefecture to Tokyo.
'県南' here emphasizes the use of resources from the southern part of a prefecture for developmental purposes.