Matsumae Castle built
1606 CE.
Shown on the map at 41.430°, 140.108°.
Matsumae Castle (松前城, Matsumae-jō) is a castle located in Matsumae, Hokkaido, Japan, and is the northernmost castle in Japan. The only traditional style Edo period castle in Hokkaidō, it was the chief residence of the han (estate) of the Matsumae clan.
Text from the Wikipedia article Matsumae Castle, licensed CC BY-SA 4.0.