It was a key strongpoint that controlled not only Inukami County but all of Omi Province, and is famous for being the seat of power of the daimyo Mitsunari ISHIDA at the end of the sixteenth century.
犬上郡のみならず近江支配の重要拠点であり、16世紀の末には石田三成が居城としたことでも知られる。