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Location of Tsukubo District in Okayama Prefecture
Tsukubo (都窪郡, Tsukubo-gun) is a district located in Okayama Prefecture, Japan.
As of 2003, the district has an estimated population of 21,601 and a population density of 789.80 persons per km2. The total area is 27.35 km2.
- On March 22, 2005, the villages of Yamate and Kiyone merged into the city of Sōja.
Coordinates: 34°36′38″N 133°49′23″E / 34.6105°N 133.8231°E