It was built by Mitsuhide AKECHI as his base to govern the Tango area, and later, at the beginning of the Edo period, it was renovated into a new type castle of the time in order to create a strategically important stronghold.
明智光秀によって丹波統治の拠点として築城され、江戸時代初頭には重要拠点として近世城郭として整備された。