| Takashima Castle | |
|---|---|
高島城 | |
| Suwa, Nagano Prefecture, Japan | |
 reconstructed donjon of Takashima Castle | |
  Takashima Castle  Takashima Castle | |
| Coordinates | 36°2′23.25″N 138°6′43.27″E / 36.0397917°N 138.1120194°E |
| Type | flatland-style Japanese castle |
| Site information | |
| Open to the public | yes |
| Condition | partially reconstructed |
| Site history | |
| Built | 1592 |
| Built by | Hideno Takayoshi |
| In use | Edo period |
| Demolished | 1875 |
Takashima Castle (高島城, Takashima-jō) is a Japanese castle located in Suwa, central Nagano Prefecture, Japan. At the end of the Edo period, Takashima Castle was home to the Suwa clan, daimyō of Takashima Domain. The castle is also known as ’The Floating Castle of Suwa’’’ (諏訪の浮城, Suwa-no-uki-shirō) or Shimazaki Castle (島崎城, Shimazaki-jō)