Koga-shi, .
There are 1 city/town in Koga-shi, 07. The largest city of Koga-shi is Koga with a population of 139,274.
Koga, City in Ibaraki Prefecture, Japan
List of cities, towns, neighborhoods & other populated places in Koga-shi.
| City Name | Title | Population |
|---|---|---|
| Koga | City in Ibaraki Prefecture, Japan | 139,274 |
