Nishiyamanashi District, Yamanashi

Nishiyamanashi (西山梨郡, Nishiyamanashi-gun) was a district located in Yamanashi Prefecture, Japan.

Historically, the district formerly included most of the current city of Kōfu.

Map showing original extent of Nishiyamanashi District in Yamanashi Prefecture :

* yellow - areas formerly within the district borders during the early Meiji period
Colored areas are in this district.