Nirayama Castle

About

Nirayama Castle (Nirayama-jō) was a hilltop Japanese castle, now in ruins, located in the Nirayama neighborhood of the city of Izunokuni, Shizuoka, in the Tōkai region of Japan. It existed from the late Muromachi period to the Azuchi-Momoyama period. Its ruins have been protected as a National Historic Site since 2025.

Adapted from Wikipedia (CC BY-SA). Photography via Wikimedia Commons.