Tano District, Gunma

 is a rural district located in Gunma Prefecture, Japan. As of January 2015, the district had an estimated population of 3,272 and an area of 296.45 km2, with a population density of 11 people per square kilometer.
Towns and villages.
Parts of the city of Takasaki and all of the city of Fujioka were formerly part of the district.
History.
Tano District was created on April 1, 1896 by the merger of the former districts of Minamikanra, Tago and Midono. At the time of its creation, the district had four towns (Yoshii, Fujioka, Onishi and Shin) and 14 villages.