Hiroshima Castle
Built in 1589 by Mori Terumoto on a river delta island in Hiroshima, the 'Carp Castle' was destroyed by the 1945 atomic bomb. The reconstructed five-story tower stands 500m from the hypocenter, now housing a museum on the castle's history and reconstruction.
| Japanese Name | 広島城 |
|---|---|
| Prefecture | Hiroshima Prefecture (広島県) |
| Region | Chugoku (中国) |
| Castle Type | Flatland Castle |
| Year Built | 1589 |
| Designation | 100名城 |
| Coordinates | 34.3958, 132.4597 |
Hiroshima Castle, built in 1589 by the powerful daimyo Mori Terumoto, occupies a strategic position on a river delta island in central Hiroshima. Known affectionately as the Carp Castle due to its distinctive architectural style, it ranks among Japan's 100 Famous Castles and represents a crucial landmark in the region's feudal history.
The castle served as the seat of the Mori clan and later the Asano clan, maintaining its importance throughout the Edo period. Its island location provided natural defensive advantages while facilitating control over maritime trade routes. The structure survived centuries of political change, only to be destroyed on August 6, 1945, when the atomic bomb devastated Hiroshima.
The reconstructed five-story tower now stands approximately 500 meters from the hypocenter of the explosion, a location chosen deliberately to honor the castle's historical significance. Rather than simply recreating a military fortress, the modern tower functions as a comprehensive museum dedicated to the castle's rich history and the remarkable process of its reconstruction. The exhibits document the original castle's role in regional politics, its architectural features, and its symbolic importance to the people of Hiroshima.
Visitors to the castle can explore multiple floors of detailed displays, artifacts, and historical information that provide context for understanding both pre-war Japan and the city's post-war recovery. The castle grounds themselves offer peaceful surroundings in the heart of the city, creating a reflective space where visitors can contemplate the castle's past and its role in Hiroshima's resilience and rebirth.
Hiroshima Castle is recognized as one of Japan's top 100 castles as designated by the Japan Castle Foundation, a distinction that highlights its historical and architectural importance among the hundreds of castle sites across the country. As a flatland castle, its design reflects the defensive priorities and construction techniques of its era, with origins dating to 1589. Visitors traveling to Hiroshima Prefecture can explore the site alongside other regional historical attractions.
The keep closed in 2026, and it is not reopening soon
If you are planning to climb Hiroshima’s keep, you cannot. It closed in March 2026. The official reason is deterioration of the concrete and ageing building services, and the closure is presented as a safety decision, not a temporary repair.
You can still see it from outside, and the grounds remain open. But the ticket, the climb and the museum inside are gone for now, and the official site gives no reopening date.
Why a 1958 keep wore out before a 1611 one
Hiroshima’s original keep was destroyed in 1945. What stood until 2026 was a post-war reconstruction in reinforced concrete — the standard method for rebuilt Japanese castles in that era.
Concrete of that generation has a service life. Reinforcement corrodes, the surface spalls, and the structure reaches a point where repair costs approach rebuilding. Meanwhile wooden keeps like Matsue and Hirosaki, four centuries older, are being repaired and kept in service.
That is the uncomfortable lesson sitting in the middle of Hiroshima’s castle park: the twentieth-century copy aged out before the seventeenth-century originals did.
What is still open, and it is free
The reconstructed Ninomaru buildings remain open and admission is free — 9:00–17:30 from April to September, 9:00–16:30 from October to March, with last entry thirty minutes before closing. The museum shop and the Sannomaru area are also still in use.
The Ninomaru buildings are timber reconstructions of gates and turrets, built to traditional methods. With the keep shut, they are now the part of Hiroshima Castle you can actually walk into.
You are 157 metres from a tram stop
Kamiyachō-higashi is 157 m away and handled 7,472 passengers a day in 2019. Few castles in Japan are this easy to reach — which is part of why the closure of the keep is felt so widely.
Check before you come
Closures like this change. The castle’s own site is the only place that will say what is open on the day you arrive, and it moved domain recently — the old rijo-castle.jp address now redirects to hiroshimacastle.jp.
On the Ground
| Address | Hiroshima Kaita Line, Tatemachi, Naka Ward, Hiroshima, Hiroshima Prefecture, 730-0032, Japan |
|---|---|
| Car parking | 21 car parks within 1.5 km — nearest about 81 m away |
| Public toilets | 32 public toilets within 1.5 km — nearest about 120 m away |
Car parks and toilets are counted from OpenStreetMap within 1.5 km of the castle coordinates, as recorded on 2026-08-15. They are not necessarily run by the castle, and OpenStreetMap does not record every facility — “none recorded” does not mean there are none.
Hours & Admission
This castle keep is currently closed to visitors. Check the official site before you travel.
| Admission | Closed to visitors |
|---|---|
| Opening hours | — |
| Closed | The keep is permanently closed |
| Notes | The keep closed in March 2026 because of deteriorating concrete and ageing facilities. You can still view it from outside. The reconstructed Ninomaru buildings remain free to enter |
Source: official site, checked 2026-08-22. Fees and hours change without notice — please confirm before travelling.
Castle Hopping from Here
| Castle | Distance |
|---|---|
| Fuchu Castle 府中城 | 9.5 km |
Distances are straight-line between castle coordinates, not travel distance. Only castles within 30 km are listed.
Is It Original?
| Original keep still standing? | No — this castle is not among the twelve in Japan whose keep survives from the pre-modern period. Any tower here is a later reconstruction or the site is a ruin. |
|---|---|
| Classification on this site | Reconstructed Castle |
| Nationally designated properties recorded here | 1 |
| Recorded property names (Japanese) | 広島城跡 |
The count of twelve surviving keeps is stated independently by the official sites of Matsue, Maruoka, Matsuyama and Bitchu Matsuyama (checked 2026-09-04). Each of the twelve carries its own source on its own page. The classification line below it is this site's own grouping, not an official designation. The designated properties below it come from the Agency for Cultural Affairs national database of designated cultural properties (国指定文化財等データベース), retrieved 2026-08-13. Official record. A missing line means no entry was found in that database — not that the property is undesignated.
Getting There
| Nearest station | Kamiya-cho-higashi Station (紙屋町東駅) — 0.2 km in a straight line |
|---|---|
| Largest station nearby | Hiroshima Station — 1.4 km in a straight line |
| Daily passengers at that station (2019) | 154,084 |
Station distances are straight-line, measured from the castle coordinates. Passenger counts: National Land Numerical Information (MLIT), FY2019.
Location
View larger map — © OpenStreetMap contributors
Sources and What a Blank Means
Data on this page comes from OpenStreetMap, Wikimedia Commons, the Agency for Cultural Affairs national database of designated cultural properties, the National Land Numerical Information service (MLIT) and the castle's official site. Checked 2026-08-22.
A blank or missing line means we found no record in those sources — not that the castle lacks the thing. Admission fees, opening hours and access change without notice; please confirm with the official site before travelling.