As of 2010, the city has an estimated population of 149,269 and a population density of 3,340 persons per km². The total area is 44.74 km². The city consists of 6 areas, Toyooka, Kaneko, Higashikaneko, Fujisawa, Miyadera-Nihongi, and Seibu.
- Iruma, Saitama on Wikipedia
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