| November Meiji 8 | Established Akita Police Station No. 1 Police Dispatch Station (Akita) No. 1 Police Garrison and Funaketsu Branch |
|---|---|
| March Meiji 16 | Akita Police Station Funakoshi Branch Office established |
| February Meiji 24 | Renamed Tsuchizaki Police Station Funakoshi Branch Office |
| April Meiji 37 | Relocated to Funakawa Port and became Funakawa Branch Office |
| July 1954 | Renamed to Oga Police Station due to revision of the Police Law |
| February 1983 | Relocation of current government building to current location |
| April 2005 | Oga City and Wakami Town are merged, and the Oga City area becomes the jurisdiction. |
