Minamimaki (南牧村, Minamimaki-mura) is a village located in Nagano Prefecture, Japan.

Minamimaki is located in the Southern Yatsugatake Volcanic Group of the mountainous eastern Nagano Prefecture at an average altitude of between 1,000 and 1,500 meters.

The average annual rainfall is 1,432.4 mm (56.39 in), and July is the wettest month.

The modern village of Minamimaki was created with the establishment of the municipalities system on April 1, 1889.

Per Japanese census data,[5] the population of Minamimaki has remained relatively steady over the past 50 years.