Nirayama Castle
| Nirayama Castle | |
|---|---|
韮山城 | |
| Izunokuni, Shizuoka Prefecture, Japan | |
| Site information | |
| Type | Hirayama-style castle |
| Owner | Later Hōjō clan |
| Condition | ruins |
| Location | |
Nirayama Castle Nirayama Castle Nirayama Castle Nirayama Castle (Japan) | |
| Coordinates | 35°03′13.3″N 138°57′20.0″E / 35.053694°N 138.955556°E |
| Site history | |
| Built | 1493 |
| Built by | Hōjō Sōun |
| Demolished | 1601 |
| Garrison information | |
| Past commanders | Hōjō Sōun, Hōjō Ujinori |
Nirayama Castle (韮山城, Nirayama-jō) was a hilltop Japanese castle, now in ruins, located in the Nirayama neighborhood of the city of Izunokuni, Shizuoka, in the Tōkai region of Japan. It existed from the late Muromachi period to the Azuchi-Momoyama period. Its ruins have been protected as a National Historic Site since 2025.