Ishigakiyama Ichiya Castle

Ishigakiyama Ichiya Castle - Credit: Wikimedia Commons

was a late Sengoku period Japanese castle in Odawara, Kanagawa Prefecture, Japan. It was one of the most famous among the castles built by Toyotomi Hideyoshi, and was the site of his first meeting with Date Masamune.室町戦国歴史紀行　講談社文庫　宮脇俊三　P.367 Its ruins were designated a National Historic Site in 1959. Read more on Wikipedia

type: military installation
date from: 1590

Source: en.wikipedia.org