Kōyama Castle
| Kōyama Castle | |
|---|---|
高山城 | |
| Kimotsuki, Kagoshima Japan | |
Site of Kōyama Castle | |
| Site information | |
| Type | yamajiro-style Japanese castle |
| Controlled by | Kimotsuki clan |
| Open to the public | yes |
| Condition | Archaeological and designated national historical site; castle ruins |
| Location | |
| Coordinates | 31°19′2.8″N 130°57′56.4″E / 31.317444°N 130.965667°E |
| Site history | |
| Built | Heian period |
| Built by | Kimotsuki clan |
| In use | Kamakura to Sengoku period |
Kōyama Castle (高山城, Kōyama-jō) was a yamajiro-style Japanese castle located in the Shintomi-honjō neighborhood of the town of Kimotsuki, Kagoshima Prefecture, Japan. Its ruins have been protected as a National Historic Site since 1945.