Places

• Nagaoka, Niigata
  Nagaoka, Niigata
  is a city located in the central part of Niigata Prefecture, Japan. It is the second largest city in the prefecture, behind the capital city of Niigata...
  
  , Japan
• Nagaoka-kyō
  Nagaoka-kyo
  was the capital of Japan from 784 to 794. Its location was reported as Otokuni District, Yamashiro Province, and Nagaokakyō, Kyoto, which took its name from the capital...
  
  , the capital of Japan from 784 to 794
  • Nagaokakyō, Kyoto
    Nagaokakyo, Kyoto
    is a city located in Kyoto, Japan.As of 2008, the city has an estimated population of 79,306 and the density of 4,070.96 persons per km². The total area is 19.18 km²....
    
    , Japan, a city at the location of Nagaoka-kyō
• Izunagaoka, Shizuoka
  Izunagaoka, Shizuoka
  was a town located in Tagata District, Shizuoka, Japan in northern Izu Peninsula.Izu-Nagaoka was established on April 1, 1889 as Kawanishi Village. It was renamed Izunagaoka Town on November 3, 1934....
  
  , Japan, a former town in Izu Peninsula
  Izu Peninsula
  The is a large mountainous peninsula with deeply indented coasts to the west of Tokyo on the Pacific coast of the island of Honshū, Japan. Formerly the eponymous Izu Province, Izu peninsula is now a part of Shizuoka Prefecture...
  
  .

People

• Hantaro Nagaoka (長岡 半太郎, 1865–1950) , Japanese physicist responsible for the 1904 "Saturnian" model of atomic structure