Historic Ruins
◎ 100 Famous Castles

Kanayama Castle

A mountain castle in Ota, Gunma, featuring the earliest stone walls in eastern Japan. Built in 1469 by the Iwamatsuda clan, its sophisticated water management system and stone paving are remarkably modern.

Japanese Name金山城
Prefecture群馬県
Region関東
Castle TypeMountain Castle
Year Built1469
Designation100名城
Coordinates36.3167, 139.3167