Ono-jo (also known as Ononoki) Castle was an ancient mountaintop castle (Korean-style mountain castle) constructed in the Asuka period, which was located on Mt. Shioji in Chikuzen Province.
大野城（おおのじょう又はおおののき）は、飛鳥時代に築城された筑前国四王寺山にある古代山城（朝鮮式山城）である。