Nishiarita, Saga

Nishiarita (西有田町) was a town located in Nishimatsuura District, Saga Prefecture, Japan. The status of this municipality was changed from a village to a town on April 1, 1965.

As of 2003, the town had an estimated population of 9,374 and a density of 242.16 persons per km2. The total area was 38.71 km2.

On March 1, 2006, Nishiarita was merged into the expanded town of Arita.