01 / Castle site
Stone walls were used extensivelyacross the whole mountaintop castle.

A mountain castle site spanning Daito and Shijonawate, built on Mount Iimori at 314 m above sea level. It measures about 400 m east to west and 700 m north to south, and the Agency for Cultural Affairs says its scale is among the foremost in western Japan. Miyoshi Nagayoshi made it his home castle in the Sengoku period, and it became a National Historic Site on 11 October 2021.
- National Historic Site, 11 Oct 2021
- 314 m above sea level
- About 700 m north-south, 400 m east-west


