Toyama Castle - Credit: Wikimedia Commons
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. Read more on Wikipedia
Source: en.wikipedia.org