Enzan (Japanese塩 山 市, -shi) was a Japanese city in the northeastern part of Yamanashi Prefecture.
Since 1 November 2005 Enzan merged with the city Katsunuma and the village of Yamato city Kōshū.
The area is well known for its vineyards and their fruit crops. It lies at the foot of the Chichibu- Tama National Park.
From the actor Tomokazu Miura Enzan comes.