Home/Kochi/Kochi City/Kochi Castle — Original Tenshu & Honmaru Intact

Kochi Castle — Original Tenshu & Honmaru Intact

Published: Jun 3, 2026

Updated: Jun 3, 2026

castleoriginal tenshusamuraihistoryarchitecture

Kochi Castle — Original Tenshu & Honmaru Intact

Kochi Castle — Original Tenshu & Honmaru Intact 2

Kochi Castle is one of only twelve surviving original castles in Japan — meaning its tenshu (main keep) dates to the Edo period and has never been destroyed or reconstructed. Built in 1611 by the Yamauchi clan, Kochi Castle is even rarer in that its entire honmaru (inner citadel) remains intact, including the main keep, palace, gates, and connecting corridors. Only one other castle in Japan (Himeji) can claim this distinction.

The tenshu is compact but elegant, rising four stories above a stone foundation. The castle's hilltop position offers sweeping views over Kochi City and the Kagami River. Inside, the wooden floors creak with age, the stairs are steep and narrow, and the atmosphere is quiet — this is not a crowded tourist castle. The adjoining Honmaru Palace has tatami rooms where the Yamauchi lords conducted domain business; original murals and lacquerwork survive.

Opening Hours

Castle keep (tenshu): 9:00–17:00 (last entry 16:30). Grounds (free): open during daylight hours. During cherry blossom and autumn foliage illumination events: castle grounds open until 21:00.

Closed: Closed December 26–January 1. Open all other days year-round. The castle grounds (outside the keep) are always accessible for free.

Entrance Fee

¥420 adults, ¥210 high school students, free for middle school and younger. Combined ticket with Kochi Castle Museum of History: ¥900. Castle grounds and exterior views are free.

Best Season

Late March–early April for cherry blossoms (600+ trees in the grounds). November for autumn foliage. The illuminated evening visits during these seasons are especially memorable.

Visit Duration

Castle keep only: 45–60 minutes. Full visit including Honmaru Palace and grounds: 90 minutes. Combined with Nichiyoichi Sunday Market and nearby museum: half-day.

Getting There

Access Information

Kochi Castle is in central Kochi, 10-minute walk from Haridamae Station. Open daily 9:00–17:00 (last entry 16:30). Entry: ¥420 adults. Budget 60–90 minutes for full visit including palace.

Insider Guide

Premium

**What makes it special:** Kochi Castle survived centuries of typhoons, earthquakes, and war. The fact that both the tenshu and the palace are original (not reconstructed) makes it architecturally inv