Tomioka, Gunma

Tomioka
富岡市
Tomioka city hall
Location of Tomioka in Gunma Prefecture
Tomioka
 
Coordinates: 36°15′35.7″N 138°53′23.7″E / 36.259917°N 138.889917°E / 36.259917; 138.889917
CountryJapan
RegionKantō
PrefectureGunma
Area
  Total
122.85 km2 (47.43 sq mi)
Population
 (September 2020)
  Total
47,911
  Density390/km2 (1,000/sq mi)
Time zoneUTC+9 (Japan Standard Time)
- TreeMaple
- FlowerSakura
- BirdJapanese bush-warbler
Phone number0274-62-1511
Address1460-1 Tomioka, Tomioka-shi, Gunma-ken 370-2392
WebsiteOfficial website

Tomioka (富岡市, Tomioka-shi) is a city located in Gunma Prefecture, Japan. As of 1 September 2020, the city had an estimated population of 57,013 in 20,367 households, and a population density of 390 persons per km2. The total area of the city is 122.85 square kilometres (47.43 sq mi). It is the location of the Tomioka Silk Mill, a UNESCO World Heritage Site.