Seiyo-shi, city in Ehime Prefecture, Japan. As of 2020 county had an estimated population of 35,809 inhabitants. The county was created 20 years ago in 2004.
There are 0 city/town in Seiyo-shi, 05.
List of cities, towns, neighborhoods & other populated places in Seiyo-shi.
| City Name | Title | Population |
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