Based on the provided source material, there is no information regarding a city named Izumi located in the Kagoshima region of Japan. The source focuses exclusively on "Izumi" as a Japanese given name and surname.
The term Izumi (泉) translates to "spring" or "source of water" and is sometimes translated as "fountain" in reference to natural springs. It is distinct from architectural fountains, which are referred to as funsui (噴水) in Japanese. While it is a unisex name, it is more commonly used by women and can be written in various ways, including 泉美, 和泉, 泉水, いずみ, or いづみ.