Arikoyama Castle
| Arikoyama Castle | |
|---|---|
有子山城 | |
| Toyooka, Hyōgo, Japan | |
Arikoyama Castle | |
| Site information | |
| Type | Mountaintop-style castle |
| Owner | Yamana clan |
| Condition | ruins |
| Location | |
| Coordinates | 35°27′19.61″N 134°52′41.23″E / 35.4554472°N 134.8781194°E |
| Site history | |
| Built | 1574 |
| Built by | Yamana Toyosuke |
| Materials | Stone walls |
| Demolished | 1604 |
| Garrison information | |
| Past commanders | Yamana Suketoyo, Maeno Nagayasu |
Arikoyama Castle (有子山城, Arikoyama-jō) was a Sengoku period Japanese castle located in the Izushi neighborhood of the city of Toyooka, Hyōgo Prefecture, Japan. Its ruins, along with the ruins of nearby Konosumiyama Castle have been protected as a National Historic Site since 1934 under the designation "Yamana clan castle ruins"