| Iwaki | |
| Native Name: | 岩城町 |
| Native Name Lang: | ja |
| Subdivision Type: | Country |
| Subdivision Name: | Japan |
| Subdivision Type1: | Prefecture |
| Subdivision Name1: | Akita |
| Subdivision Type2: | District |
| Subdivision Name2: | Yuri |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
was a town located in Yuri District, Akita Prefecture, Japan.[1]
In 2003, the town had an estimated population of 6,413 and a density of 59.32 persons per km2.[2] The total area was 108.10 km2.
On March 22, 2005, Iwaki, along with the city of Honjō; and the towns of Chōkai, Higashiyuri, Nishime, Ōuchi, Yashima and Yuri (all from Yuri District), merged to create the city of Yurihonjō.[3]