
Kasugayama Castle Ruins
Kasugayama Joseki
The 'impregnable mountain fortress' once home to the legendary Sengoku warlord Uesugi Kenshin.Explore this spot

Kasugayama Castle Ruins is a mountain fortress located on Mt. Kasugayama at an altitude of 180 meters in Joetsu City, Niigata Prefecture.
What makes it special
About Kasugayama Castle Ruins
- For History Enthusiasts: A rare opportunity to see the transition of Japanese castle architecture through actual terrain. The scale of the Soga-mae outer defenses is a must-see.
- Nature Walks: Enjoy a scenic stroll in a lush, natural environment at 180m altitude. The seasonal scenery, such as spring cherry blossoms, adds to the historical atmosphere.
- Important Note: Because you will be walking on rugged mountain terrain, please ensure you wear sturdy walking shoes and comfortable clothing.
Photo gallery
All photosWeather forecast
Tue
8/4
30°/24°
22%
Wed
8/5
30°/23°
12%
Thu
8/6
31°/25°
47%
Fri
8/7
31°/24°
99%
Sat
8/8
28°/24°
98%
Sun
8/9
27°/22°
88%
Mon
8/10
29°/21°
62%
Tips
Payment
Cash or Visa/MasterCard accepted at nearby facilities.
Language
English support is limited; translation apps are recommended.
Reservations
No reservation needed for the historical site.
Clothing
Sturdy walking shoes and comfortable clothing are essential due to steep, unpaved paths.
Photography
Photography is allowed; please be considerate of others.
Accessibility
Not wheelchair accessible due to steep slopes and uneven terrain.
Etiquette
Please do not damage the historical earthen walls or ruins.


