was a town located in Kitasaitama District, Saitama Prefecture, Japan.

As of January 1, 2008, the town had an estimated population of 14,855 and a density of 607.07 persons per km2. The total area was 24.47 km2.Town Office website retrieved on August 23, 2009

On March 23, 2010, Ōtone, along with the towns of Kisai, Kitakawabe (all from Kitasaitama District), was merged into the expanded city of Kazo. Kitasaitama District was dissolved as a result of this merger.

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