Toyama Castle built
1543 CE.
Shown on the map at 36.693°, 137.211°.
Toyama Castle (富山城, Toyama-jō) is a flatland-style Japanese castle located in the city of Toyama, Toyama Prefecture, in the Hokuriku region of Japan. It is also called Azumi Castle (安住城 Azumi-jō). Built in 1543, the castle and its surrounding land is maintained by the government of Japan as a public park.
Text from the Wikipedia article Toyama Castle, licensed CC BY-SA 4.0.