Nishiarie, Nagasaki

 was a town located in Minamitakaki District, Nagasaki Prefecture, Japan.
As of 2003, the town had an estimated population of 8,483 and a density of 294.55 persons per km². The total area was 28.80 km².
On March 31, 2006, Nishiarie, along with the towns of Arie, Fukae, Futsu, Kazusa, Kitaarima, Kuchinotsu and Minamiarima (all from Minamitakaki District), was merged to create the city of Minamishimabara.