Kawaminami is a town located in Koyu District, Miyazaki Prefecture, Japan. As of 1 September 2023, the town had an estimated population of 14,647 in 6075 households, and a population density of 160 persons per km². The total area of the town is 145.96 square kilometres (56.36 sq mi).

The Higashikyushu Expressway is one of the expressways of Japan from Kitakyūshū to east of Kagoshima linking with the Kyushu Expressway. It runs north to south, through the prefectures of Fukuoka, Oita, Miyazaki and the Kagoshima prefectures. The freeway runs entirely on the island of Kyūshū. The total length is 500 km.