Countryside
Rural
noun, の adjective
A rice paddy and a cottage. This is the image of the countryside to me. This is rural. Just cottages and rice paddies...
いなか
The reading doesn't really make sense for the kanji, and is an exception for sure. Just think about how when you're in the countryside you're in 中 (いなか) of nowhere.
田舎道で死にかけのフクロネズミを見ました。
I saw a dying possum on a country road.