Its A mountain Range in South Japan. In 2004 it became part of a UNESCO World Culture and Natural Heritage Site.
Kii Mountains (紀伊山地 Kii Sanchi?) is a mountainous region covering most of the Kii Peninsula. They lie south of the Japan Median Tectonic Line (MTL) in Wakayama, Nara, and Mie prefectures. The mountains are arranged roughly northeast to southwest.