Jinnouchi Castle

Kōsa-machi, Japan

Jinnouchi Castle (Jinnouchi-jō) was a flatlands-style Japanese castle located in the Nishikatahonjō neighborhood of the town of Kōsa, Kumamoto Prefecture, Japan. The ruins were designated a National Historic Site in 2021.

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Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

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