| Nanao Castle | |
|---|---|
七尾城 | |
| Nanao, Ishikawa Prefecture, Japan | |
 Ruins of Nanao Castle | |
  Nanao Castle  Nanao Castle | |
| Coordinates | 37°00′32″N 136°59′03″E / 37.0089°N 136.9841°E |
| Type | Yamajiro-style Japanese castle |
| Site information | |
| Open to the public | Yes |
| Condition | Ruins |
| Site history | |
| Built | c.1408 |
| Built by | Hatakeyama clan |
| In use | Nanboku-Sengoku period |
| Demolished | 1589 |
| Battles/wars | Siege of Nanao |
Nanao Castle (七尾城, Nanao jō) was a Muromachi period yamajiro-style Japanese castle located in what is now the city of Nanao, Ishikawa Prefecture, in the Hokuriku region of Japan. Its ruins have been protected as a National Historic Site since 1934.[1][2]