12 castles
Castles whose original keeps still stand
Only a handful of keeps built before 1868 survived the dismantling of castles in the Meiji era, wars and disasters. Inside, the creaking floors, steep stairs and narrow windows are original.
Japan Castle Atlas
Themes
Buildings, landscapes, people and ease of travel — compare castles through a single point of view.
掬茶CC BY-SA 4.0Wikimedia Commons
88 castles
Why this shape? Reading the defences
Gates that turn corners, trenches that cut ridges, passages that dead-end. A castle's shape is a set of answers to the question of how to stop an attacker. These castles have in-depth articles that explain their defences.
52 castles
No keep? Still worth the trip
Without a keep, you see the stone walls, earthworks and the layout of the baileys directly — the landscape and the builders' ideas, unobstructed.
91 castles
Castles and the people who lived there
Builders, defenders, rulers. Approaching a castle through the people on record changes how you see its walls and gates.
80 castles
A journey through stone walls
Walls of rough natural stone, walls of tightly fitted cut blocks. The method and the curve change with the period and the builder.
47 castles
Castles you can walk to from a station
No car needed. These castles are within a 15-minute walk of a station, based on official and other confirmed information.
13 castles
Your first Japanese castles
Start with castles that have a keep and are walkable from a station. Easy to read, rewarding even on a short visit.
92 castles
Castles kept alive by their communities
Demolition, fire, earthquakes. Time and again it was local people who saved and rebuilt their castles. These articles tell those stories.
69 castles
Walking the mountain castles
Castles carved out of whole mountains. Their height and views only make sense on foot — wear proper shoes.
37 castles
The gusuku of Ryukyu
Curving stone walls and sacred sites. Gusuku were the strongholds of local lords and kings in the Ryukyu Kingdom, and places of worship too. They grew from a different tradition than samurai castles.
.jpeg){kind=link}
10 castles
Ainu chashi
Chashi were built by the Ainu people. They are thought to have served not only as forts but as places for ritual and negotiation — they are not the same as samurai castles.
31 castles
Japan's ancient fortresses
Seventh-century mountain fortresses in western Japan, built against invasion from the continent; frontier forts of the imperial court in the north. Nearly a thousand years older than samurai castles.
_202512a.jpg){kind=link}
117 castles
Jin'ya — headquarters without a castle
Lords of small domains and shogunate magistrates governed from jin'ya rather than castles. Some still keep gates, row houses or parts of their moats.
_Minka_hdsr_S5_03.jpg){kind=link}
56 castles
Castle towns and local food
Every castle shaped a town around it. Streetscapes, museums and local flavours — places that show how the castle and its community grew together.