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| Nagaoka Castle (長岡城, Nagaoka-jō) was a Japanese castle located in Nagaoka, Niigata Prefecture, Japan. At the end of the Edo period, Nagaoka Castle was home to a branch of the Makino clan, daimyō of Nagaoka Domain. | ||||||
| Type: flatland-style Japanese castle | ||||||
| Built: 1537 | ||||||
| Builder: Hori clan, Makino clan | ||||||