Kirishima is a city located in Kagoshima Prefecture, Japan. As of 1 May 2024, the city had an estimated population of 123,640 in 63202 households, and a population density of 200 persons per km2. The total area of the city is 603.17 km2. Kirishima has the second largest population of the cities in Kagoshima Prefecture. It is a crossroads for commerce between Kagoshima and Miyazaki Prefectures.