A little OKI will guide you-Yamashiro spot
Yamashiro is said to have been in the Oki Islands.
It seems that the mountain castle was used for surveillance and defense using the natural terrain of the mountain, unlike the architectural image of the castle that can still be seen today.
, Kokufu Ojo, Katsuyama Castle is an Oki mountain castle built by Mr. Sasaki.
Especially in Miyata Castle facing the sea and Kokufu O Castle, maritime surveillance around Saigo Bay,
It is believed that it was a strategic mountain castle that could be immediately rowed into the sea in an emergency.
On the other hand, Katsuyama Castle is located in the Kishi area inland, and you can see Kokufu Ojo by climbing the mountaintop.